What is very deadly? [SEP] A. sticks [SEP] B. truth [SEP] C. insults [SEP] D. Pesticides [SEP] E. chlorofluorocarbons [SEP] F. Tobacco smoke [SEP] G. Electrical energy [SEP] H. forest is destroyed

Answer: F


what results does exposure to tobacco smoke have? [SEP] A. a hazard [SEP] B. deadly [SEP] C. negative [SEP] D. alters hearing [SEP] E. neutral [SEP] F. kill them [SEP] G. harm [SEP] H. positive

Answer: B


Emphysema is often cause by exposure to: [SEP] A. high temperature [SEP] B. fog [SEP] C. Greenhouse gasses [SEP] D. rays or beams [SEP] E. hot steam [SEP] F. tobacco smoke [SEP] G. Pollution [SEP] H. incendiary people

Answer: F


What causes lung tumors? [SEP] A. oxidation reaction [SEP] B. cancer [SEP] C. Pollution [SEP] D. rays or beams [SEP] E. fossil fuels [SEP] F. diabetes [SEP] G. Pesticides [SEP] H. tobacco smoke

Answer: H


Lung cancer is most often caused by exposure to [SEP] A. DDT [SEP] B. UV [SEP] C. methane [SEP] D. tar [SEP] E. CFCs [SEP] F. vapor [SEP] G. SO2 [SEP] H. carbon dioxide

Answer: D


What can be caused by direct or passive inhalation? [SEP] A. skin grafts [SEP] B. prolonged thirst [SEP] C. science [SEP] D. Toxicity [SEP] E. lung cancer [SEP] F. negative [SEP] G. friction [SEP] H. craters

Answer: E


what increases cancer risk? [SEP] A. coal [SEP] B. eating [SEP] C. Pesticides [SEP] D. cells [SEP] E. A drug. [SEP] F. reproducing [SEP] G. Pollution [SEP] H. smoking

Answer: H


To reduce the rate of lung cancer, governments can do what? [SEP] A. Subsidize oil exploration [SEP] B. Distribute sunglasses [SEP] C. Increase tobacco taxes [SEP] D. Transfers energy [SEP] E. destroying bacteria [SEP] F. protect them [SEP] G. Promote asbestos use [SEP] H. reusing materials

Answer: C


What can be caused by secondhand smoke? [SEP] A. clean air [SEP] B. fresh scent [SEP] C. Toxicity [SEP] D. Pollution [SEP] E. negative [SEP] F. lung cancer [SEP] G. healthy lungs [SEP] H. Dehydration

Answer: F


What kind of cancer does exposure to cigarettes and cigars often cause? [SEP] A. lung [SEP] B. UV [SEP] C. foot [SEP] D. damage [SEP] E. skin [SEP] F. death [SEP] G. breast [SEP] H. harm

Answer: A


What can kill? [SEP] A. thoughts [SEP] B. Tobacco smoke [SEP] C. satisfaction [SEP] D. Electric devices [SEP] E. flow of electrons [SEP] F. taxes [SEP] G. animals [SEP] H. heat produced

Answer: B


What is lung cancer a consequence of? [SEP] A. candy cigarettes [SEP] B. harmful substances [SEP] C. Greenhouse gases [SEP] D. malnutrition [SEP] E. water vapors [SEP] F. metabolic reaction [SEP] G. tobacco fumes [SEP] H. Pesticides

Answer: G


what causes lung cancer? [SEP] A. Pollution [SEP] B. smoking salmon [SEP] C. burning [SEP] D. cigarettes [SEP] E. gasoline [SEP] F. lung tissue [SEP] G. heating liquids [SEP] H. respiration

Answer: D


What is lung cancer most often caused by? [SEP] A. the Moon [SEP] B. Pollution [SEP] C. sunlight [SEP] D. Chemical energy [SEP] E. fossil fuels [SEP] F. cigarettes [SEP] G. burning [SEP] H. marijuana smoke

Answer: F


the godzilla of cancers is most often caused by exposure to what? [SEP] A. rays or beams [SEP] B. fossil fuels [SEP] C. Pollution [SEP] D. tobacco smoke [SEP] E. light energy [SEP] F. Chemical energy [SEP] G. high temperature [SEP] H. harmful substances

Answer: D


What breathes by pulling air into the lungs? [SEP] A. humans [SEP] B. animals [SEP] C. bears [SEP] D. sponges [SEP] E. mammals [SEP] F. bacteria [SEP] G. goats [SEP] H. oxygen

Answer: E


what breathes with the help of a diaphragm? [SEP] A. plants [SEP] B. bears [SEP] C. babies [SEP] D. insects [SEP] E. humans [SEP] F. animals [SEP] G. goats [SEP] H. oxygen

Answer: E


What do mammals use a diaphragm for? [SEP] A. movement [SEP] B. Movement of an air mass [SEP] C. Pumping water [SEP] D. survival [SEP] E. Preventing death [SEP] F. To keep their body heat. [SEP] G. Shaving cats [SEP] H. Making friends

Answer: E


what does a diaphragm aid in? [SEP] A. sweating [SEP] B. movement [SEP] C. excretion [SEP] D. Plants growth [SEP] E. magnetisation [SEP] F. animal transport [SEP] G. digestion [SEP] H. respiration

Answer: H


What breathes with the help of a diaphragm? [SEP] A. viruses [SEP] B. pugs [SEP] C. otters [SEP] D. bacteria [SEP] E. pigs [SEP] F. phytoplankton [SEP] G. humans [SEP] H. cats

Answer: B


What does a diaphragm help a dolphin do? [SEP] A. swimming [SEP] B. rest [SEP] C. stay warm [SEP] D. smell [SEP] E. see [SEP] F. breathe [SEP] G. eat [SEP] H. survive

Answer: F


What kind of animal sometimes gets hiccups? [SEP] A. mammals [SEP] B. fur seals [SEP] C. fish [SEP] D. goats [SEP] E. humans [SEP] F. insects [SEP] G. worms [SEP] H. dogs

Answer: A


What breathes by relaxing the lungs? [SEP] A. mammals [SEP] B. tortoises [SEP] C. dogs [SEP] D. chickens [SEP] E. ducks [SEP] F. humans [SEP] G. crocodiles [SEP] H. animals

Answer: A


Mammals find breath through the action of what thing beneath their lungs? [SEP] A. matter [SEP] B. the skin [SEP] C. muscle [SEP] D. organ [SEP] E. lmestone [SEP] F. oxygen [SEP] G. gas [SEP] H. Epidermis

Answer: C


What is pressed against when mammals breathe? [SEP] A. objects that have mass [SEP] B. the skin [SEP] C. an organism's body [SEP] D. an object [SEP] E. layers of fat [SEP] F. matter vibrating [SEP] G. a cuticle [SEP] H. stomach muscles

Answer: H


Weathering means breaking down what from larger whole into smaller pieces by weather? [SEP] A. objects that have mass [SEP] B. Something made from lava [SEP] C. Something made from water [SEP] D. movement of tectonic plates [SEP] E. Something formed from skeleton [SEP] F. A solid geometric shape [SEP] G. Something made from wind [SEP] H. Something made from metal

Answer: B


Weathering means eroding rocks down into what pieces of minerals? [SEP] A. similar [SEP] B. sand [SEP] C. small [SEP] D. soils [SEP] E. smaller [SEP] F. larger [SEP] G. calcite [SEP] H. bigger

Answer: E


What can can break down rocks from larger wholes into smaller pieces? [SEP] A. Earthworms [SEP] B. sea urchins [SEP] C. Freezing and thawing [SEP] D. Calcium carbonate [SEP] E. Compaction [SEP] F. mechanical [SEP] G. Sedimentation [SEP] H. Cementation

Answer: C


Where does silt come from? [SEP] A. loose soil [SEP] B. Rocks breaking down [SEP] C. salt and water. [SEP] D. The area was once underwater [SEP] E. A lot of rain [SEP] F. Dry air [SEP] G. Hot temperatures [SEP] H. tectonic plates coliding

Answer: B


What is broken down from larger to smaller pieces by weather in weathering? [SEP] A. glass [SEP] B. basalt [SEP] C. calcite [SEP] D. soils [SEP] E. fire [SEP] F. water [SEP] G. air [SEP] H. sand

Answer: B


What is soil made from? [SEP] A. Rocks being formed [SEP] B. Organic compounds [SEP] C. organic molecules [SEP] D. Rocks breaking down [SEP] E. Rocks being buried in soil [SEP] F. Rocks moving [SEP] G. loose soil [SEP] H. one celled organisms

Answer: D


What means that rocks are eroded down again? [SEP] A. flooding [SEP] B. rainfall [SEP] C. salt and water. [SEP] D. weathering [SEP] E. freezing [SEP] F. chilling [SEP] G. frosting [SEP] H. mines

Answer: D


Rain and snow breaks down what from larger whole into smaller pieces? [SEP] A. RNA [SEP] B. cultures [SEP] C. soils [SEP] D. cities [SEP] E. calcite [SEP] F. people [SEP] G. erosion [SEP] H. rocks

Answer: H


What is the breaking down of whole rocks into smaller pieces? [SEP] A. cracking [SEP] B. compression [SEP] C. rock crumbling [SEP] D. loose soil [SEP] E. cleavage [SEP] F. flooding [SEP] G. eroding [SEP] H. mechanical

Answer: G


What means breaking down boulders by weather? [SEP] A. vehicles [SEP] B. weathering [SEP] C. erosion [SEP] D. mechanical [SEP] E. flooding [SEP] F. earthquake [SEP] G. hurricanes [SEP] H. tremors

Answer: B


What does weathering do? [SEP] A. ground to shake [SEP] B. looseness of dirt or compost [SEP] C. Adds to rock size [SEP] D. Continents drifting [SEP] E. Destroy bridges [SEP] F. Causes storms [SEP] G. Makes people sick [SEP] H. Breaks down bigger rocks

Answer: H


in weathering, what is broken down from larger to smaller pieces? [SEP] A. sand [SEP] B. h2o [SEP] C. crust [SEP] D. gravel [SEP] E. crackers [SEP] F. clouds [SEP] G. calcite [SEP] H. soils

Answer: D


What can rain do to rocks? [SEP] A. Water expanding [SEP] B. levitation [SEP] C. It expands [SEP] D. protect them [SEP] E. Make larger [SEP] F. Break down [SEP] G. kill them [SEP] H. create

Answer: F


What breaks rocks down? [SEP] A. In the winter [SEP] B. Calcium carbonate [SEP] C. an engine [SEP] D. the Great Barrier Reef [SEP] E. mechanical force [SEP] F. permineralization [SEP] G. at or near the margins [SEP] H. mechanical

Answer: E


Erosion breaks rocks down from larger parts into what? [SEP] A. river [SEP] B. ground [SEP] C. soil [SEP] D. small [SEP] E. dirt [SEP] F. tiny [SEP] G. crust [SEP] H. sand

Answer: C


cancer is characterized by cells doing what out of control? [SEP] A. massive damage [SEP] B. smoking tobacco [SEP] C. destroying [SEP] D. replicating [SEP] E. Localized damage [SEP] F. failing [SEP] G. disappearing [SEP] H. Smoking

Answer: D


What kind of cells divide out of control? [SEP] A. bacteria [SEP] B. parasites [SEP] C. humans [SEP] D. white blood [SEP] E. blood [SEP] F. stem cells [SEP] G. dangerous [SEP] H. cancer

Answer: H


The second leading cause of death is a disease in which [SEP] A. immunities are destroyed [SEP] B. an area swollen with pus [SEP] C. plague clogs arteries [SEP] D. deadly and devastating [SEP] E. cause people to become sick. [SEP] F. microorganisms [SEP] G. cells divide out of control [SEP] H. the body lacks insulin

Answer: G


what can happen from a disease in which cells divide out of control? [SEP] A. h2o [SEP] B. procreation [SEP] C. crashes [SEP] D. disease [SEP] E. painful [SEP] F. respiration [SEP] G. fever [SEP] H. death

Answer: H


What can mutations lead to in which cells divide out of control? [SEP] A. Smoking [SEP] B. resistance [SEP] C. a disease [SEP] D. viruses [SEP] E. AIDS [SEP] F. bacteria [SEP] G. Leptospirosis [SEP] H. cigarettes

Answer: C


Cancer is a disease in which cells what? [SEP] A. Something coming from a gland [SEP] B. cause people to become sick. [SEP] C. the body's largest organ [SEP] D. major threat to health [SEP] E. multiply purposely [SEP] F. spread slowly [SEP] G. multiply controllably [SEP] H. grow and divide rapidly

Answer: H


The most common areas affected by a disease in which cells divide out of control are what and breast [SEP] A. kidney [SEP] B. skin [SEP] C. lung [SEP] D. back [SEP] E. HIV [SEP] F. humans [SEP] G. H 2 O [SEP] H. pancreas

Answer: C


what is a disease in which cells divide out of control? [SEP] A. AIDS [SEP] B. fever [SEP] C. mitosis [SEP] D. cigarettes [SEP] E. diseased cells [SEP] F. leukemia [SEP] G. Smoking [SEP] H. parasites

Answer: F


What helps stop cells multiplying in cancer? [SEP] A. the skin [SEP] B. Honey [SEP] C. sweating [SEP] D. Chemotherapy [SEP] E. H2O [SEP] F. Chemical energy [SEP] G. Titanium [SEP] H. bioaerosols

Answer: D


What causes cells to divide? [SEP] A. fever [SEP] B. glucose [SEP] C. Smoking [SEP] D. aging [SEP] E. alleles [SEP] F. fungi [SEP] G. Light [SEP] H. heat

Answer: D


Cancer and tumors are a result of specific types of: [SEP] A. organs [SEP] B. cigarettes [SEP] C. radiation [SEP] D. layers of fat [SEP] E. gene damage [SEP] F. rays or beams [SEP] G. Chemical energy [SEP] H. the skin

Answer: E


Some insets can use their antennae to detect what? [SEP] A. light waves [SEP] B. photons [SEP] C. Electrical energy [SEP] D. vibrating air [SEP] E. new lands [SEP] F. water sources [SEP] G. bending light rays [SEP] H. electricity

Answer: D


what do some insects use their antennae to detect? [SEP] A. members of their own species [SEP] B. spiders [SEP] C. heat and light [SEP] D. an area swollen with pus [SEP] E. compressional waves [SEP] F. density [SEP] G. h2o [SEP] H. electromagnetic energy

Answer: E


What do aphids use to detect sound? [SEP] A. antennae [SEP] B. electricity [SEP] C. sonar [SEP] D. Energy [SEP] E. waves [SEP] F. lmestone [SEP] G. ears [SEP] H. whiskers

Answer: A


How can animals with six legs detect sound? [SEP] A. thorax [SEP] B. Refract it [SEP] C. electricity [SEP] D. they bend [SEP] E. wings [SEP] F. environment [SEP] G. pupils [SEP] H. antennae

Answer: H


How many appendages do insects have to detect sound? [SEP] A. ears [SEP] B. Three [SEP] C. None [SEP] D. legs [SEP] E. 12 [SEP] F. six [SEP] G. Two [SEP] H. One

Answer: G


What can some insects use their feelers to detect? [SEP] A. kale [SEP] B. noise [SEP] C. water vapor [SEP] D. tremors [SEP] E. waves [SEP] F. vibrate [SEP] G. air [SEP] H. sound

Answer: H


What can insects detect with their feet? [SEP] A. movement [SEP] B. spectrum [SEP] C. parasites [SEP] D. Soil movement [SEP] E. Light [SEP] F. chemicals [SEP] G. temperature [SEP] H. heat produced

Answer: F


Some insects can use their antennae to detect [SEP] A. chemicals [SEP] B. scattered light [SEP] C. an area swollen with pus [SEP] D. bending light rays [SEP] E. vibrational energy [SEP] F. heat or cold [SEP] G. cloudy and rainy weather [SEP] H. that material's properties

Answer: E


what can detect sound? [SEP] A. a fish [SEP] B. Firecrackers [SEP] C. A computer [SEP] D. Electric devices [SEP] E. butterflies [SEP] F. electricity [SEP] G. humans [SEP] H. insects

Answer: E


What do sporangia produce [SEP] A. survive [SEP] B. Sad cells [SEP] C. Haploid constructs [SEP] D. Plants growth [SEP] E. Haploid cells [SEP] F. bioaerosols [SEP] G. Happy cells [SEP] H. Chemical energy

Answer: E


What  by spores develop into tiny, heart-shaped gametophytes? [SEP] A. stealing seeds [SEP] B. graptolites [SEP] C. asexual reproduction [SEP] D. impregnating men [SEP] E. allow growth [SEP] F. Most plants [SEP] G. making babies [SEP] H. peachleaf willow

Answer: C


sporangia produce sports that develop into tiny what? [SEP] A. in the autumn season [SEP] B. reproduce [SEP] C. at or near the margins [SEP] D. They grow better [SEP] E. barnacles [SEP] F. allow growth [SEP] G. photosynthetics [SEP] H. shrub beds

Answer: G


Sporangia produce spores that develop into what gametophytes? [SEP] A. peachleaf willow [SEP] B. green photosynthetic [SEP] C. Chlorophyll [SEP] D. photosynthesis [SEP] E. Most plants [SEP] F. graptolites [SEP] G. members of their own species [SEP] H. in the autumn season

Answer: B


Sporangia produce spores that are what? [SEP] A. dense [SEP] B. haploid [SEP] C. revolving [SEP] D. seeds [SEP] E. grow [SEP] F. white [SEP] G. infected [SEP] H. fertile

Answer: B


where do gametophytes come from? [SEP] A. seeds [SEP] B. trees [SEP] C. spores [SEP] D. plants [SEP] E. pollen [SEP] F. ferns [SEP] G. fungi [SEP] H. Flowers

Answer: C


When does spore enclosure produce heart-shaped gametophytes? [SEP] A. The area was once underwater [SEP] B. peachleaf willow [SEP] C. It helps them survive [SEP] D. Asexual reproduction [SEP] E. during the day [SEP] F. by indirect light [SEP] G. allow growth [SEP] H. in the autumn season

Answer: D


What sort of circulatory system do frogs, toads, and salamanders share? [SEP] A. live birth [SEP] B. It helps them survive [SEP] C. matter vibrating [SEP] D. two-chambered heart [SEP] E. Veins and arteries. [SEP] F. biological diversity [SEP] G. three-chambered heart [SEP] H. four-chambered heart

Answer: G


What do amphibians pump around the body in a complex manner? [SEP] A. SO2 [SEP] B. food [SEP] C. Energy. [SEP] D. oxygen [SEP] E. Energy [SEP] F. thoughts [SEP] G. blood [SEP] H. water

Answer: G


what have a relatively complex circulatory system with three-chambered heart? [SEP] A. sharks [SEP] B. humans [SEP] C. bacteria [SEP] D. Birds [SEP] E. blood [SEP] F. frogs [SEP] G. salmon [SEP] H. pacemaker

Answer: F


What group of animals do frogs belong to? [SEP] A. four limbs [SEP] B. animals [SEP] C. fish [SEP] D. warm-blooded [SEP] E. reptiles [SEP] F. Amphibians [SEP] G. more abundant [SEP] H. mammals

Answer: F


Frogs have a _-chambered heart. [SEP] A. alveoli [SEP] B. organ [SEP] C. ovaries [SEP] D. oxygen [SEP] E. edible [SEP] F. three [SEP] G. nektar [SEP] H. CO 2

Answer: F


What has a relatively complex circulatory system with a three-chambered heart? [SEP] A. sharks [SEP] B. pan [SEP] C. frogs [SEP] D. Man [SEP] E. Birds [SEP] F. alpacas [SEP] G. salmon [SEP] H. a fish

Answer: C


Which animal has a circulatory system with a three-chambered heart? [SEP] A. animals [SEP] B. Salamander [SEP] C. fur seals [SEP] D. mammals [SEP] E. alpacas [SEP] F. a fish [SEP] G. warm-blooded [SEP] H. barnacles

Answer: B


What has a three chambered heart? [SEP] A. alpacas [SEP] B. goats [SEP] C. elms [SEP] D. bats [SEP] E. orchids [SEP] F. mammals [SEP] G. a fish [SEP] H. toads

Answer: H


What has a relatively complex circulatory system with a three-chambered heart? [SEP] A. frogs [SEP] B. a fish [SEP] C. salmon [SEP] D. alpacas [SEP] E. Man [SEP] F. Birds [SEP] G. sharks [SEP] H. pan

Answer: A


what does dropping an object into water cause? [SEP] A. oxygen [SEP] B. chemical changes [SEP] C. kinetic energy [SEP] D. radiation [SEP] E. freezing [SEP] F. activation energy [SEP] G. frequency waves [SEP] H. heat energy

Answer: G


What does dropping an object in the water do? [SEP] A. Helps fish [SEP] B. Pleases fish [SEP] C. Disturbs fish [SEP] D. reduced heat [SEP] E. Catches fish [SEP] F. kinetic [SEP] G. friction [SEP] H. Heart rate

Answer: C


dropping an object into water causes what? [SEP] A. pond ripples [SEP] B. pond scum [SEP] C. chemical changes [SEP] D. heat energy [SEP] E. kinetic energy [SEP] F. activation energy [SEP] G. color changes [SEP] H. towels fluffed

Answer: A


Dropping an object into a lake causes what? [SEP] A. replication [SEP] B. Heat energy [SEP] C. vibrations [SEP] D. magnetism [SEP] E. flooding [SEP] F. contamination [SEP] G. Pollution [SEP] H. nourishment

Answer: C


What does dropping an object into liquid cause? [SEP] A. Heat energy [SEP] B. Energy. [SEP] C. vibrations [SEP] D. energy [SEP] E. no effect [SEP] F. atoms do not move [SEP] G. nothing [SEP] H. evaporation

Answer: C


Dropping an object into the water does what? [SEP] A. friction [SEP] B. Movement [SEP] C. Physical weathering [SEP] D. attracts fish [SEP] E. reduced heat [SEP] F. mechanical [SEP] G. protect them [SEP] H. It gets heated up

Answer: D


When an animal moves, chemical energy is converted to do what? [SEP] A. put things in motion [SEP] B. adding heat [SEP] C. reduce friction [SEP] D. Riding a bike [SEP] E. sperm and egg fuse [SEP] F. slow time [SEP] G. The bending of a ray of light [SEP] H. slow motion

Answer: A


what moves by converting chemical energy into mechanical energy? [SEP] A. omnivores [SEP] B. humans [SEP] C. Lobsters [SEP] D. wind [SEP] E. particles [SEP] F. pigeons [SEP] G. Mammal [SEP] H. motion pictures

Answer: B


What do all animals do?  [SEP] A. Swim [SEP] B. Social [SEP] C. Move [SEP] D. Punch [SEP] E. fly [SEP] F. live [SEP] G. reacts [SEP] H. Kick

Answer: C


what makes it possible for an animal to move? [SEP] A. Limbs [SEP] B. four limbs [SEP] C. digestion [SEP] D. stamina [SEP] E. motility [SEP] F. magnets [SEP] G. radiation [SEP] H. weather

Answer: C


What do manatees convert into mechanical energy? [SEP] A. major threat to health [SEP] B. chemical energy [SEP] C. direct energy [SEP] D. electrical energy [SEP] E. objects that have mass [SEP] F. fossil fuels [SEP] G. photosynthesis [SEP] H. adding heat

Answer: B


What is converted into mechanical energy when bats fly? [SEP] A. batteries [SEP] B. chemical energy [SEP] C. adding heat [SEP] D. electrical energy [SEP] E. objects that have mass [SEP] F. mechanical waves [SEP] G. electricity [SEP] H. direct energy

Answer: B


what converts mechanical energy into kinetic energy when it moves? [SEP] A. dogs [SEP] B. Bats [SEP] C. camels [SEP] D. Birds [SEP] E. Mammal [SEP] F. bears [SEP] G. hawks [SEP] H. Whales

Answer: A


What can an animal's movement be changed to [SEP] A. they body they live in [SEP] B. solid, liquid, gas [SEP] C. heating liquids [SEP] D. protect them [SEP] E. electrical energy [SEP] F. objects that have mass [SEP] G. biodiversity [SEP] H. an object

Answer: E


what converts chemical energy to mechanical energy when it moves? [SEP] A. Birds [SEP] B. bears [SEP] C. cows [SEP] D. Whales [SEP] E. toads [SEP] F. hawks [SEP] G. cars [SEP] H. fish

Answer: C


When an animal moves , kinetic energy in starch is converted to  [SEP] A. adding heat [SEP] B. Temperature [SEP] C. organic molecules [SEP] D. Organic compounds [SEP] E. mechanical waves [SEP] F. cellulose [SEP] G. hydrogen and oxygen [SEP] H. mechanical energy

Answer: H


When a creature moves chemical bonds are converted to what kind of energy? [SEP] A. waves [SEP] B. mechanical [SEP] C. fossil fuels [SEP] D. electrically [SEP] E. barrel-shaped [SEP] F. Light [SEP] G. bullfrogs [SEP] H. motility

Answer: B


what lives in water? [SEP] A. adult echinoderms [SEP] B. fur seals [SEP] C. tortoises [SEP] D. the sun [SEP] E. crocodiles [SEP] F. fisherman [SEP] G. humans [SEP] H. salamanders

Answer: A


Adult starfish have what? [SEP] A. a cuticle [SEP] B. plankton [SEP] C. whales [SEP] D. sensory neurons [SEP] E. layers of fat [SEP] F. radial symmetry [SEP] G. kinetic energy [SEP] H. adults

Answer: F


Adult spiny skinned animals found only in marine environments have what? [SEP] A. sensory neurons [SEP] B. to stay warm [SEP] C. Animal survival [SEP] D. extra brains [SEP] E. aerobic capacity [SEP] F. eight eyes [SEP] G. asymmetrical axis [SEP] H. radial symmetry

Answer: H


What has radial symmetry? [SEP] A. Most plants [SEP] B. an object [SEP] C. barnacles [SEP] D. Starfish [SEP] E. Trees [SEP] F. Cows [SEP] G. a prism [SEP] H. Coral

Answer: D


Which species doesn't have an anterior or posterior end? [SEP] A. animals [SEP] B. peachleaf willow [SEP] C. Rabbits [SEP] D. Blowfish [SEP] E. fur seals [SEP] F. Snakes [SEP] G. Echinoderms [SEP] H. alpacas

Answer: G


What has radial symmetry? [SEP] A. barnacles [SEP] B. a prism [SEP] C. Orchid [SEP] D. Most plants [SEP] E. Honeybee [SEP] F. Human [SEP] G. Starfish [SEP] H. an object

Answer: G


what adults have radial symmetry? [SEP] A. sea urchins [SEP] B. graptolites [SEP] C. humans [SEP] D. fur seals [SEP] E. barnacles [SEP] F. insects [SEP] G. h2o [SEP] H. gastropod shells

Answer: A


Where do all adult echinoderms live? [SEP] A. soil [SEP] B. desert [SEP] C. freshwater [SEP] D. fossils [SEP] E. water [SEP] F. Earth [SEP] G. small [SEP] H. aquariums

Answer: E


What has radial symmetry? [SEP] A. sea urchins [SEP] B. A Greek letter [SEP] C. humans [SEP] D. Most plants [SEP] E. peachleaf willow [SEP] F. catfish [SEP] G. gastropod shells [SEP] H. ducks

Answer: A


Which of the following does not have an anterior and posterior end? [SEP] A. Adult mammals [SEP] B. Adult reptiles [SEP] C. Adult birds [SEP] D. Adult echinoderms [SEP] E. Earth orbiting the Sun [SEP] F. an erupting volcano [SEP] G. peachleaf willow [SEP] H. sensory neurons

Answer: D


What has radial symmetry? [SEP] A. peachleaf willow [SEP] B. sea urchins [SEP] C. humans [SEP] D. gastropod shells [SEP] E. A Greek letter [SEP] F. asymmetry [SEP] G. dogs [SEP] H. Most plants

Answer: B


Adults of what kind of animal have radial symmetry? [SEP] A. graptolites [SEP] B. starfish [SEP] C. a fish [SEP] D. fur seals [SEP] E. alpacas [SEP] F. insects [SEP] G. fertile [SEP] H. barnacles

Answer: B


what have radial symmetry? [SEP] A. deuterostomes [SEP] B. Veins and arteries. [SEP] C. barnacles [SEP] D. alpacas [SEP] E. solid, liquid, gas [SEP] F. sensory neurons [SEP] G. gastropod shells [SEP] H. graptolites

Answer: A


As a plant grows, what increases? [SEP] A. photosynthesis [SEP] B. soil [SEP] C. minerals [SEP] D. nutrients [SEP] E. genetic diversity [SEP] F. Quality of life [SEP] G. gene flow [SEP] H. gold

Answer: A


What makes plants leaves get bigger? [SEP] A. Light [SEP] B. heat [SEP] C. Enzymes [SEP] D. energy [SEP] E. Snow [SEP] F. Darkness [SEP] G. Wind [SEP] H. Dry soil

Answer: A


what may have its leaf size increase as it grows? [SEP] A. tiny polyps [SEP] B. gene flow [SEP] C. h2o [SEP] D. grass [SEP] E. subtropical [SEP] F. humans [SEP] G. Tropical [SEP] H. perennials

Answer: H


What can happen to an oak's leaves when the oak grows? [SEP] A. they increase in size [SEP] B. Localized damage [SEP] C. Earth revolving around the sun [SEP] D. they decrease in size [SEP] E. Exfoliation [SEP] F. The bending of a ray of light [SEP] G. they catch fire [SEP] H. they float into space

Answer: A


Leaf size of plants increase as the size or amount of their what increases? [SEP] A. fear [SEP] B. seeds [SEP] C. soil [SEP] D. colors [SEP] E. arms [SEP] F. growth [SEP] G. tissue [SEP] H. food

Answer: H


What has photosynthetic organs which grow when it does? [SEP] A. green [SEP] B. clams [SEP] C. Bats [SEP] D. mussels [SEP] E. coral [SEP] F. plant [SEP] G. fruit [SEP] H. cells

Answer: F


What may increase when a plant grows? [SEP] A. photosynthesis [SEP] B. kinetic energy [SEP] C. genetic diversity [SEP] D. activation energy [SEP] E. stamina [SEP] F. bloom time [SEP] G. nutrients [SEP] H. gene flow

Answer: A


what's leaves may increase as it grows? [SEP] A. fern [SEP] B. Green [SEP] C. grass [SEP] D. energy [SEP] E. apples [SEP] F. Trees [SEP] G. edible [SEP] H. oak

Answer: A


When a plant grows , the size of _   of that plant may increase [SEP] A. male gametes [SEP] B. deoxyribonucleic acid [SEP] C. rapid expansion [SEP] D. photosynthetic  organs [SEP] E. barrel-shaped [SEP] F. genetic diversity [SEP] G. Inches or fractions of inches. [SEP] H. basic building blocks of life

Answer: D


Some what enclosures convert electricity into light and heat energy? [SEP] A. made [SEP] B. glass [SEP] C. wool [SEP] D. support [SEP] E. fabric [SEP] F. cotton [SEP] G. cells [SEP] H. unique

Answer: B


What type of energy generated by the bulbs is wasted? [SEP] A. warmth [SEP] B. stored [SEP] C. motion [SEP] D. light [SEP] E. oil [SEP] F. heat [SEP] G. sugar [SEP] H. mostly

Answer: F


How do halogen bulbs make heat? [SEP] A. Air [SEP] B. energy [SEP] C. kinetic energy [SEP] D. Water [SEP] E. Sunlight [SEP] F. Evaporation [SEP] G. simple [SEP] H. Electricty

Answer: H


What do some light bulbs convert other energy into? [SEP] A. water vapor [SEP] B. basic building blocks of life [SEP] C. gasoline [SEP] D. light and heat energy [SEP] E. an electron microscope [SEP] F. plasma [SEP] G. heat or cold [SEP] H. hydrogen and oxygen

Answer: D


Incandescents convert electricity into light and what [SEP] A. energy [SEP] B. house [SEP] C. renewable energy [SEP] D. home [SEP] E. heat energy [SEP] F. motion [SEP] G. kinetic energy [SEP] H. heating liquids

Answer: E


Which of the following can process the movement of charges into light and heat energy? [SEP] A. Unplugged refrigerators [SEP] B. Firecrackers [SEP] C. energy [SEP] D. our nearest star [SEP] E. Melted candles [SEP] F. kinetic energy [SEP] G. Light bulbs [SEP] H. Burning stoves

Answer: G


What type of energy do filaments use to illuminate? [SEP] A. energy [SEP] B. nektar [SEP] C. fibers [SEP] D. cacti [SEP] E. burn [SEP] F. copper [SEP] G. Heat [SEP] H. two

Answer: G


Some light bulbs waste less of their energy producing what? [SEP] A. O3 [SEP] B. loss [SEP] C. SO2 [SEP] D. heat [SEP] E. warmth [SEP] F. light [SEP] G. Green [SEP] H. motion

Answer: D


some light bulbs convert electricity into light and the amount of what? [SEP] A. energy in a substance [SEP] B. hydrogen and oxygen [SEP] C. It decreases [SEP] D. matter vibrating [SEP] E. Inches or fractions of inches. [SEP] F. reducing acid rain [SEP] G. harmful substances [SEP] H. Males and females

Answer: A


What convert electricity into light and heat energy? [SEP] A. cats [SEP] B. copper [SEP] C. LEDs [SEP] D. trains [SEP] E. Cars [SEP] F. cells [SEP] G. energy [SEP] H. buses

Answer: C


What is natural? [SEP] A. wetland [SEP] B. aging [SEP] C. iPhones [SEP] D. immortality [SEP] E. magic [SEP] F. Light [SEP] G. Spruce [SEP] H. wind

Answer: B


what does smoking accelerate? [SEP] A. Dehydration [SEP] B. Allergies [SEP] C. emissions [SEP] D. cell regeneration [SEP] E. decrease stamina [SEP] F. death of cells [SEP] G. lung capacity [SEP] H. aerobic ability

Answer: F


What is associated with aging? [SEP] A. Extra cells [SEP] B. intelligence [SEP] C. forest is destroyed [SEP] D. Chemical energy [SEP] E. Strong cells [SEP] F. oxidation reaction [SEP] G. Short telomeres [SEP] H. massive damage

Answer: G


What is fruit browning associated with? [SEP] A. mildew [SEP] B. loss [SEP] C. fungi [SEP] D. Poisonous [SEP] E. Ripeness [SEP] F. Freshness [SEP] G. Aging [SEP] H. drought

Answer: G


what is natural? [SEP] A. Spruce [SEP] B. artificial sweetener [SEP] C. aging [SEP] D. wetland [SEP] E. fake purses [SEP] F. wind [SEP] G. imitation crab [SEP] H. Light

Answer: C


What stage is associated with apoptosis? [SEP] A. infancy [SEP] B. CO 2 [SEP] C. aging [SEP] D. adolescence [SEP] E. three [SEP] F. cell walls [SEP] G. SO2 [SEP] H. disease

Answer: C


What is a natural part of aging? [SEP] A. Smoking [SEP] B. apoptosis [SEP] C. regeneration [SEP] D. illness [SEP] E. stimulation [SEP] F. cracking [SEP] G. Weight [SEP] H. firm skin

Answer: B


What is aging associated with? [SEP] A. rapid expansion [SEP] B. massive damage [SEP] C. burning coal [SEP] D. Smoking [SEP] E. energy usage [SEP] F. It decreases [SEP] G. infarction [SEP] H. smoking tobacco

Answer: G


What do dying cells do? [SEP] A. Move to another area [SEP] B. survival [SEP] C. accumulate waste [SEP] D. harm them [SEP] E. kill them [SEP] F. They may not survive. [SEP] G. keeps the organism warm [SEP] H. forest is destroyed

Answer: C


Aging is associated with degrading: [SEP] A. Most plants [SEP] B. an object [SEP] C. Acids [SEP] D. telomeres [SEP] E. layers of fat [SEP] F. Chlorophyll [SEP] G. vegetation [SEP] H. the skin

Answer: D


What is aging associated with? [SEP] A. an organism's body [SEP] B. decrease stamina [SEP] C. Decrease bodily water [SEP] D. Short telomeres [SEP] E. forest is destroyed [SEP] F. massive damage [SEP] G. Earth orbiting the Sun [SEP] H. Veins and arteries.

Answer: D


what gives electric power [SEP] A. televisions [SEP] B. heat energy [SEP] C. energy [SEP] D. current flow [SEP] E. kinetic energy [SEP] F. engines [SEP] G. weather [SEP] H. air conditioners

Answer: D


What powers a light bulb? [SEP] A. structure and function [SEP] B. The tungsten filament [SEP] C. photosynthetic pigments? [SEP] D. Unplugging a lamp [SEP] E. heat production [SEP] F. heat is produced [SEP] G. Unscrewing a light bulb [SEP] H. The flow of electrical current

Answer: H


What happens when the light switch is open? [SEP] A. The current can't flow [SEP] B. adding heat [SEP] C. It's dark [SEP] D. The light is off [SEP] E. The current can flow [SEP] F. massive damage [SEP] G. daylight changes [SEP] H. Earth revolving around the sun

Answer: E


A switch is used to start the what of electric charge in an electrical circuit? [SEP] A. emptying [SEP] B. O3 [SEP] C. copper [SEP] D. flow [SEP] E. motion [SEP] F. stasis [SEP] G. deletion [SEP] H. energy

Answer: D


A switch is used to start the flow of current in what? [SEP] A. Ocean currents [SEP] B. something with fuses. [SEP] C. Veins and arteries. [SEP] D. circulatory systems [SEP] E. Current date [SEP] F. Batter switch [SEP] G. Earth orbiting the Sun [SEP] H. Basic units of the plant body.

Answer: B


what are on when there is flow of current in an electrical circuit [SEP] A. energy [SEP] B. lights [SEP] C. engine [SEP] D. cycles [SEP] E. brakes [SEP] F. waves [SEP] G. water [SEP] H. Vibrates

Answer: B


the flow of current in what is moved up and down? [SEP] A. an electrical storm [SEP] B. Veins and arteries. [SEP] C. mouth of rivers [SEP] D. a short circuit [SEP] E. an electrical circuit [SEP] F. circulatory systems [SEP] G. bad wiring [SEP] H. a hydraulic system

Answer: E


What is a purpose of a switch in an electrical circuit? [SEP] A. to reduce magnetic effects [SEP] B. heat production [SEP] C. to annihilate electrons [SEP] D. preventing heat transfer [SEP] E. direct energy [SEP] F. to complete the circuit [SEP] G. heat is produced [SEP] H. to circumvent resistors

Answer: F


A switch is used to start the flow of current in a path of [SEP] A. blood [SEP] B. devices [SEP] C. size [SEP] D. closed [SEP] E. cycles [SEP] F. complete [SEP] G. coiled [SEP] H. energy

Answer: B


What is used to start the flow of current in an electrical circuit? [SEP] A. energy [SEP] B. a doorbell [SEP] C. heat energy [SEP] D. kinetic energy [SEP] E. simple [SEP] F. Firecrackers [SEP] G. cycles [SEP] H. deltas

Answer: B


what directs current? [SEP] A. streams [SEP] B. switch [SEP] C. rivers [SEP] D. squids [SEP] E. chemicals [SEP] F. streams. [SEP] G. hormones [SEP] H. spring

Answer: B


Cutting down trees has a what on the homes of animals in natural habitats? [SEP] A. neutral impact [SEP] B. deforestation [SEP] C. positive impact [SEP] D. no impact [SEP] E. threatened [SEP] F. Decrease bodily water [SEP] G. massive damage [SEP] H. negative impact

Answer: H


What has a negative impact on an ecosystem? [SEP] A. Replanting trees [SEP] B. disease [SEP] C. Pesticides [SEP] D. Logging [SEP] E. Cars [SEP] F. Pollution [SEP] G. Cutting grass [SEP] H. Environmentalists

Answer: D


uncontrolled use of what for fuel has a negative impact on an ecosystem [SEP] A. trees [SEP] B. oil [SEP] C. deserts [SEP] D. habitat [SEP] E. solar [SEP] F. air [SEP] G. coal [SEP] H. rocks

Answer: A


What sort of impact does deforestation in the rainforest have? [SEP] A. subtropical [SEP] B. Positive [SEP] C. threatened [SEP] D. drought [SEP] E. Negative [SEP] F. humans [SEP] G. Rainforest [SEP] H. None

Answer: E


What has a negative impact on an ecosystem? [SEP] A. planting trees [SEP] B. cutting down oaks [SEP] C. Destroy bridges [SEP] D. planting oaks [SEP] E. adding habitat [SEP] F. deforestation [SEP] G. massive damage [SEP] H. Pesticides

Answer: B


What is bad for ecosystems? [SEP] A. Pesticides [SEP] B. deforestation [SEP] C. harmful substances [SEP] D. Studying animal populations [SEP] E. Removing pollutants [SEP] F. Pollution [SEP] G. Fighting climate change [SEP] H. Removing habitats

Answer: H


Cutting down what has a negative impact on living communities? [SEP] A. bushes [SEP] B. on calories [SEP] C. habitat [SEP] D. manmade structures [SEP] E. invasive species [SEP] F. disease [SEP] G. bamboo [SEP] H. trees

Answer: H


Doing what to plants has a negative impact on the ecosystem? [SEP] A. planting them [SEP] B. deforestation [SEP] C. cutting them down [SEP] D. Pesticides [SEP] E. watering them [SEP] F. massive damage [SEP] G. sitting under them [SEP] H. Abnormal cell growth

Answer: C


cutting down trees has a negative impact on the health of what? [SEP] A. space [SEP] B. humankind [SEP] C. mars [SEP] D. aliens [SEP] E. salmon [SEP] F. Species [SEP] G. humans [SEP] H. plants

Answer: B


What type of impact does cutting down trees have on jungles? [SEP] A. dangerous [SEP] B. negative [SEP] C. uncontrolled [SEP] D. mechanical [SEP] E. unpredictable [SEP] F. growing [SEP] G. positive [SEP] H. Pollution

Answer: B


a what can have a negative impact on ecosystem [SEP] A. paper mill [SEP] B. A virus [SEP] C. deforestation [SEP] D. storm [SEP] E. disease [SEP] F. rainfall [SEP] G. tree [SEP] H. Pollution

Answer: A


What has a negative impact on an ecosystem? [SEP] A. health [SEP] B. Pollution [SEP] C. Pesticides [SEP] D. time [SEP] E. disease [SEP] F. sunlight [SEP] G. loggers [SEP] H. Cars

Answer: G


What has a negative impact on an ecosystem? [SEP] A. massive damage [SEP] B. Pesticides [SEP] C. good weather [SEP] D. Destroy bridges [SEP] E. planting trees [SEP] F. normal water levels [SEP] G. deforestation [SEP] H. cutting down oaks

Answer: H


Releasing what can have a negative impact on an ecosystem? [SEP] A. disease [SEP] B. viruses [SEP] C. A virus [SEP] D. Carbon [SEP] E. tar [SEP] F. toxins [SEP] G. herbicide [SEP] H. vehicles

Answer: D


what has a negative impact on the ecosystem when cut down? [SEP] A. humans disturb it [SEP] B. scarce resources [SEP] C. Smoking [SEP] D. disease [SEP] E. black spruce [SEP] F. swamp vegetation [SEP] G. deforestation [SEP] H. Pesticides

Answer: E


Photosynthesis can be found [SEP] A. only in rain forests [SEP] B. Direct sunlight. [SEP] C. Transfers energy [SEP] D. our nearest star [SEP] E. flow of electrons [SEP] F. just about everywhere on Earth [SEP] G. only in tropical climates [SEP] H. in young plants

Answer: F


What live just about everywhere? [SEP] A. They have thick fur [SEP] B. bats and elephants [SEP] C. crocodiles and narwhals [SEP] D. rhinos and deer [SEP] E. trees and flowers [SEP] F. biological diversity [SEP] G. with their fur [SEP] H. barks and snarls

Answer: E


What live just about everywhere on Earth? [SEP] A. tazmanian devils [SEP] B. gorillas [SEP] C. vegetation [SEP] D. producers [SEP] E. bears [SEP] F. Conifers [SEP] G. insects [SEP] H. humans

Answer: D


Plants live just about everywhere within our planet's what? [SEP] A. crust [SEP] B. solar system [SEP] C. state [SEP] D. the environment [SEP] E. atmosphere [SEP] F. moon [SEP] G. solar energy [SEP] H. vegetation

Answer: E


Where do epiphytes live? [SEP] A. swamp vegetation [SEP] B. mountains [SEP] C. vegetation [SEP] D. the environment [SEP] E. peachleaf willow [SEP] F. ice [SEP] G. rocks [SEP] H. everywhere on earth

Answer: H


Vegetative life can live anywhere on earth and also share what characteristics? [SEP] A. important habitats [SEP] B. sub-units of species [SEP] C. destructive [SEP] D. mass and density [SEP] E. barren and fruitless [SEP] F. innovative and adaptive [SEP] G. biological diversity [SEP] H. maladaptive

Answer: F


plants live just about everywhere where? [SEP] A. body water [SEP] B. outer space [SEP] C. Most plants [SEP] D. Mars [SEP] E. our planet [SEP] F. trees [SEP] G. mouth of rivers [SEP] H. seasons

Answer: E


Plants and snakes live _. [SEP] A. almost everywhere [SEP] B. important habitats [SEP] C. hydrate their cells [SEP] D. reproduce [SEP] E. more abundant [SEP] F. competing for resources [SEP] G. the environment [SEP] H. vegetation

Answer: A


Where do most green producers live at on Earth? [SEP] A. more abundant [SEP] B. animals [SEP] C. agriculture [SEP] D. Earth [SEP] E. survival [SEP] F. alluvial [SEP] G. Conifers [SEP] H. everywhere

Answer: H


what populations do not grow through cell division because they are not cells? [SEP] A. HPV [SEP] B. lung [SEP] C. AIDS [SEP] D. corn [SEP] E. plants [SEP] F. humans [SEP] G. mitosis [SEP] H. HIV

Answer: H


What aren't diseases caused by? [SEP] A. ovaries [SEP] B. bacteria [SEP] C. A drug. [SEP] D. humans [SEP] E. cells [SEP] F. infection [SEP] G. virus [SEP] H. cats

Answer: E


What are viruses not? [SEP] A. self-copies [SEP] B. an object [SEP] C. HIV [SEP] D. humans [SEP] E. infectious [SEP] F. homogenous [SEP] G. dangerous [SEP] H. prokaryotes

Answer: H


Which of the following do not grow using mitosis? [SEP] A. skin cells [SEP] B. genus [SEP] C. fungi [SEP] D. lung cells [SEP] E. blood cells [SEP] F. parasites [SEP] G. viruses [SEP] H. bacteria

Answer: G


What does not grow through cell division? [SEP] A. bacteria [SEP] B. gorillas [SEP] C. ducks [SEP] D. fungi [SEP] E. bushes [SEP] F. humans [SEP] G. Leptospirosis [SEP] H. influenza

Answer: H


What does not grow through cell division? [SEP] A. cells [SEP] B. bushes [SEP] C. eukaryotes [SEP] D. prokaryotes [SEP] E. Leptospirosis [SEP] F. bacteria [SEP] G. influenza [SEP] H. fungi

Answer: G


What is one thing viruses do not cause? [SEP] A. disease [SEP] B. AIDS [SEP] C. illness [SEP] D. cancer [SEP] E. Ebola [SEP] F. fever [SEP] G. death [SEP] H. smallpox

Answer: D


In what way do viruses not proliferate? [SEP] A. adding heat [SEP] B. at or near the margins [SEP] C. They may not survive. [SEP] D. dry conditions [SEP] E. heat or cold [SEP] F. by indirect light [SEP] G. Localized damage [SEP] H. binary division

Answer: H


The cause of what doesn't grow by cell division? [SEP] A. drought [SEP] B. Influenza [SEP] C. resistance [SEP] D. adding heat [SEP] E. Leptospirosis [SEP] F. fungi [SEP] G. bacteria [SEP] H. heat produced

Answer: B


What does not grow through cell division? [SEP] A. p53 [SEP] B. AIDS [SEP] C. host [SEP] D. DDT [SEP] E. lung [SEP] F. HIV [SEP] G. corn [SEP] H. HPV

Answer: F


Populations of viruses do not grow through division because they are what? [SEP] A. reproduce [SEP] B. homogenous [SEP] C. negative [SEP] D. dangerous [SEP] E. Loose [SEP] F. parasites [SEP] G. complex [SEP] H. fungi

Answer: F


pollen grains are small male reproductive bodies of plants used to pollinate what? [SEP] A. male bushes [SEP] B. an organism's body [SEP] C. in the autumn season [SEP] D. scarce resources [SEP] E. male flowers [SEP] F. female flowers [SEP] G. female bees [SEP] H. peachleaf willow

Answer: F


what helps with the fertilization of plants? [SEP] A. weathering [SEP] B. eggs [SEP] C. vegetation [SEP] D. sunlight [SEP] E. honeybees [SEP] F. Solar energy [SEP] G. seeds [SEP] H. magma

Answer: E


Plant reproduction is often assisted by what insect? [SEP] A. wasps [SEP] B. crickets [SEP] C. ants [SEP] D. salamanders [SEP] E. honeybees [SEP] F. animals [SEP] G. seeds [SEP] H. vegetation

Answer: E


What step are bees essential in during the sexual reproduction of plants? [SEP] A. pre-flowering [SEP] B. death [SEP] C. fertilization [SEP] D. Energy. [SEP] E. food and shelter [SEP] F. hydration [SEP] G. Animal survival [SEP] H. survival

Answer: C


The transfer of pollen to what is the fertilization step of the sexual reproduction of a plant? [SEP] A. stigma [SEP] B. apples [SEP] C. flowers [SEP] D. embryos [SEP] E. potatoes [SEP] F. seeds [SEP] G. eggs [SEP] H. plants

Answer: A


pollination is the fertilization step in something that is healthy when what? [SEP] A. made [SEP] B. autumn [SEP] C. Summer [SEP] D. edible [SEP] E. clean [SEP] F. flowers [SEP] G. small [SEP] H. seeds

Answer: E


What are important in the fertilization step in the sexual reproduction of plants?. [SEP] A. seeds [SEP] B. potatoes [SEP] C. insects [SEP] D. offspring [SEP] E. alleles [SEP] F. Energy [SEP] G. Energy. [SEP] H. animals

Answer: C


When is timing critical for plants? [SEP] A. in the sexual reproduction [SEP] B. Earth's weather system [SEP] C. The flowers are pollinated [SEP] D. during the day [SEP] E. It helps them survive [SEP] F. the Earth being tilted [SEP] G. Earth revolving around the sun [SEP] H. seed dispersal

Answer: A


An organism that uses pollination as the fertilization step in sexual reproduction also performs wha [SEP] A. competition [SEP] B. rapid expansion [SEP] C. in the autumn season [SEP] D. peachleaf willow [SEP] E. Chemical energy [SEP] F. important habitats [SEP] G. heat energy [SEP] H. Photosynthesis

Answer: H


What can turn a lightbulb on? [SEP] A. Electric current [SEP] B. cigarettes [SEP] C. Shining a flashlight on it [SEP] D. hydrogen and oxygen [SEP] E. Unplugging the lamp [SEP] F. direct energy [SEP] G. Sunlight [SEP] H. heat energy

Answer: A


When electricity flows to a bulb, the room is seen what? [SEP] A. dimly [SEP] B. complete [SEP] C. clearly [SEP] D. an object [SEP] E. darkly [SEP] F. motion [SEP] G. sunlight [SEP] H. shadowed

Answer: C


When electricity flows to a light bulb, the energy it uses becomes what? [SEP] A. less [SEP] B. shadowed [SEP] C. energy [SEP] D. waves [SEP] E. heat [SEP] F. unique [SEP] G. matter [SEP] H. removed

Answer: E


What happens when energy flows into a light bulb? [SEP] A. heat energy [SEP] B. dangerous [SEP] C. its destroy matter [SEP] D. it destroys light [SEP] E. it turns on [SEP] F. it grows [SEP] G. sunlight [SEP] H. It expands

Answer: E


what flows to a light bulb to turn it on? [SEP] A. heat energy [SEP] B. protons [SEP] C. Solar energy [SEP] D. neutrons [SEP] E. direct energy [SEP] F. energy [SEP] G. electrons [SEP] H. light switch

Answer: G


What do power outages do to light bulbs? [SEP] A. turn them on [SEP] B. It remains dormant [SEP] C. it needs them [SEP] D. turn them off [SEP] E. It decreases [SEP] F. make them explode [SEP] G. increase electricity [SEP] H. kill them

Answer: D


What could prevent a light bult from turning on? [SEP] A. sensory neurons [SEP] B. herbicide [SEP] C. A resistor [SEP] D. focusing a lens [SEP] E. evaporation [SEP] F. heat energy [SEP] G. heating liquids [SEP] H. energy barrier

Answer: C


A light bulb will turn on when something generated from what flows to it? [SEP] A. energy [SEP] B. gas [SEP] C. sun [SEP] D. SO2 [SEP] E. copper [SEP] F. Coal [SEP] G. matter [SEP] H. wind

Answer: F


What requires a lot of electricity? [SEP] A. riding a bicycle [SEP] B. An emergency lighting source. [SEP] C. repair cells in the human body [SEP] D. sleeping on the floor [SEP] E. visiting a dam [SEP] F. Something that take eight minutes to travel to the Earth [SEP] G. Heating a metal filament. [SEP] H. keeping food fresh for long periods of time

Answer: H


What appliance can keep food good a long time? [SEP] A. toaster [SEP] B. Fuel cells [SEP] C. Cooking [SEP] D. a hydraulic system [SEP] E. an electric stove [SEP] F. oven [SEP] G. refrigerator [SEP] H. vacuum cleaner

Answer: G


A working refrigerator is good protection from what? [SEP] A. Electric devices [SEP] B. plastic [SEP] C. Abnormal cell growth [SEP] D. darkness [SEP] E. Temperature changing [SEP] F. a pathogens [SEP] G. air, light and heat [SEP] H. cold

Answer: G


What keeps food fresh? [SEP] A. bacteria [SEP] B. sodium [SEP] C. lipids [SEP] D. cold [SEP] E. gas [SEP] F. sugar [SEP] G. cooled [SEP] H. dust

Answer: D


A refrigerator is used for inhibiting the growth of what on food? [SEP] A. some invertebrates [SEP] B. viruses [SEP] C. molds [SEP] D. spores [SEP] E. Echinoids [SEP] F. most bacteria [SEP] G. Nematoda [SEP] H. cones

Answer: F


What does slowing the growth of bacteria do for a food? [SEP] A. It remains dormant [SEP] B. survive [SEP] C. It decreases [SEP] D. Keeps it warm [SEP] E. Makes it taste worse [SEP] F. Makes it go bad quicker [SEP] G. Keeps it fresh [SEP] H. Cooking

Answer: G


What does a refrigerator do? [SEP] A. Keeps food cold [SEP] B. Cooks food [SEP] C. Decrease bodily water [SEP] D. Spoils food [SEP] E. Keeps food warm [SEP] F. staying warm [SEP] G. lowered energy cost [SEP] H. adding heat

Answer: A


What is used for keeping food fresh for a long period of time? [SEP] A. Gardens [SEP] B. an electric stove [SEP] C. A kitchen appliance [SEP] D. Fuel cells [SEP] E. Plates [SEP] F. Air freshener [SEP] G. Electric generators [SEP] H. electricity

Answer: C


what does a refrigerator keep fresh? [SEP] A. animals [SEP] B. heat [SEP] C. salt [SEP] D. oysters [SEP] E. canned food [SEP] F. grass [SEP] G. chicken [SEP] H. trout

Answer: G


Keeping food fresh is a major user of what? [SEP] A. kinetic energy [SEP] B. coal [SEP] C. eating dinner [SEP] D. hydration [SEP] E. heat energy [SEP] F. growing vegetables [SEP] G. electricity [SEP] H. Energy

Answer: G


What used for keeping food fresh for a long period of time? [SEP] A. cooled [SEP] B. viruses [SEP] C. Energy [SEP] D. heat [SEP] E. Winter [SEP] F. bacteria [SEP] G. cold [SEP] H. phytoplankton

Answer: G


What prevents cold food from growing poisonous bacteria? [SEP] A. Dehydration [SEP] B. Cooking [SEP] C. a hydraulic system [SEP] D. sweating [SEP] E. refrigerators [SEP] F. fur and fat [SEP] G. an electric stove [SEP] H. hard outer covering

Answer: E


What has a complex nervous system? [SEP] A. insects [SEP] B. Airplanes [SEP] C. Rocks [SEP] D. elephants [SEP] E. humans [SEP] F. animals [SEP] G. h2o [SEP] H. Cephalopods

Answer: H


what type of nervous system do Cephalopods have? [SEP] A. organ [SEP] B. automatic [SEP] C. nerves [SEP] D. sensory [SEP] E. three [SEP] F. sweating [SEP] G. complex [SEP] H. brain

Answer: G


what have more complex nervous systems [SEP] A. animals without a backbone [SEP] B. the wearing away of rock [SEP] C. h2o [SEP] D. barks and snarls [SEP] E. plants [SEP] F. density [SEP] G. Veins and arteries. [SEP] H. remains of prehistoric life

Answer: A


Most invertebrates are what? [SEP] A. microorganisms [SEP] B. extinct creatures [SEP] C. remains of prehistoric life [SEP] D. more abundant [SEP] E. dying species [SEP] F. complex living creatures [SEP] G. members of their own species [SEP] H. ruined creatures

Answer: F


What can have a more complex nervous system? [SEP] A. a fish [SEP] B. Birds [SEP] C. insects [SEP] D. coral [SEP] E. the Sun [SEP] F. ducks [SEP] G. rocks [SEP] H. air molecules

Answer: D


Most insects have a what? [SEP] A. faulty nervous system [SEP] B. layers of fat [SEP] C. epidermis and dermis [SEP] D. distracted nervous system [SEP] E. complex nervous system [SEP] F. brain damaged system [SEP] G. biological diversity [SEP] H. sensory neurons

Answer: E


Animals that tend to have complex nervous systems are missing what? [SEP] A. Energy [SEP] B. Energy. [SEP] C. nervous system [SEP] D. Chlorophyll [SEP] E. backbone [SEP] F. alleles [SEP] G. abdomen [SEP] H. brain

Answer: E


Most invertebrates have brains capable of what? [SEP] A. telepathy [SEP] B. movement [SEP] C. telekinesis [SEP] D. allow growth [SEP] E. animals [SEP] F. learning [SEP] G. relocation [SEP] H. power

Answer: F


what mostly have a more complex nervous system? [SEP] A. nerve cells [SEP] B. protist [SEP] C. animals without backbone [SEP] D. remains of prehistoric life [SEP] E. members of their own species [SEP] F. sensory neurons [SEP] G. Veins and arteries. [SEP] H. bacteria

Answer: C


What has a more complex nervous system? [SEP] A. elephants [SEP] B. phytoplankton [SEP] C. animals [SEP] D. insects [SEP] E. viruses [SEP] F. crocodiles [SEP] G. tortoises [SEP] H. bacteria

Answer: D


What crawls and is known to have a complex nervous system?  [SEP] A. fur seals [SEP] B. Insects. [SEP] C. mammals [SEP] D. animals [SEP] E. a fish [SEP] F. humans [SEP] G. bees [SEP] H. ducks

Answer: B


Which of the following has the most complex nervous system? [SEP] A. animals [SEP] B. nerves [SEP] C. fur seals [SEP] D. humans [SEP] E. elephants [SEP] F. Jellyfish [SEP] G. bears [SEP] H. kalenchoes

Answer: F


Most animals without a backbone have what? [SEP] A. epidermis and dermis [SEP] B. Leptospirosis [SEP] C. Veins and arteries. [SEP] D. death and devastation [SEP] E. scarce resources [SEP] F. barks and snarls [SEP] G. decreases its bodily water [SEP] H. Complex nervous systems

Answer: H


What increases metabolism in cells throughout the body? [SEP] A. lymph nodes [SEP] B. aerobic capacity [SEP] C. puberty [SEP] D. thyroid gland [SEP] E. Smoking [SEP] F. smoking cigarettes [SEP] G. cells [SEP] H. heat energy

Answer: D


What regulates metabolism? [SEP] A. water [SEP] B. mammals [SEP] C. food [SEP] D. sweating [SEP] E. hormones [SEP] F. lungs [SEP] G. sleep [SEP] H. Chlorophyll

Answer: E


Thyroid hormones increase the rate of what in cells? [SEP] A. kinetic energy [SEP] B. heat production [SEP] C. heat sources [SEP] D. Chemical energy [SEP] E. heat energy [SEP] F. heat improvement [SEP] G. energy usage [SEP] H. heat molecules

Answer: B


What gland makes a chemical in the body to increase the rate of metabolism? [SEP] A. sweating [SEP] B. Follicle [SEP] C. A drug. [SEP] D. heat [SEP] E. lmestone [SEP] F. endocrine gland [SEP] G. Pituitary gland [SEP] H. Thyroid

Answer: H


Which gland has the largest impact on human metabolism? [SEP] A. three [SEP] B. Pituitary [SEP] C. Energy [SEP] D. Chlorophyll [SEP] E. Sweat [SEP] F. energy usage [SEP] G. Salivary [SEP] H. Mammary

Answer: B


What can increase the rate of metabolism in cells throughout the body? [SEP] A. hyperthyroidism [SEP] B. sweating [SEP] C. an electric stove [SEP] D. Power plants [SEP] E. electricity [SEP] F. mitosis [SEP] G. haploid [SEP] H. smoking cigarettes

Answer: A


what effects everyone differently? [SEP] A. density [SEP] B. cigarettes [SEP] C. Earth orbiting the Sun [SEP] D. gravity [SEP] E. thyroid hormones [SEP] F. force [SEP] G. Climate change [SEP] H. Temperature changing

Answer: E


what in the neck is responsible for an increase in the rate of metabolism in cells [SEP] A. Veins and arteries. [SEP] B. thyroid gland [SEP] C. veins [SEP] D. Energy. [SEP] E. spine [SEP] F. temperature [SEP] G. energy usage [SEP] H. liver

Answer: B


What increases the rate of metabolism in cells throughout the body? [SEP] A. chronic stress [SEP] B. heat energy [SEP] C. resting up [SEP] D. taking naps [SEP] E. smoking cigarettes [SEP] F. Smoking [SEP] G. sleeping well [SEP] H. sweating

Answer: A


What increases the rate of all the chemical processes in living organism cells? [SEP] A. Thyroid hormones [SEP] B. Blood Cells [SEP] C. Hair Follicles [SEP] D. oxidation reaction [SEP] E. Temperature changing [SEP] F. Skin Cells [SEP] G. temperature [SEP] H. heat energy

Answer: A


What do thyroid hormones increase? [SEP] A. Size of ego [SEP] B. cause people to become sick. [SEP] C. Rate of energy consumption [SEP] D. Skill of human [SEP] E. aerobic capacity [SEP] F. Plants growth [SEP] G. Sense of smell [SEP] H. Helps them grow

Answer: C


Thyroid hormones increase the rate of  [SEP] A. by making heat [SEP] B. the rest of the body [SEP] C. female sex cells [SEP] D. Helps them grow [SEP] E. hydration of their cells [SEP] F. heat produced [SEP] G. converting food to energy [SEP] H. aerobic capacity

Answer: G


What increases the rate of metabolism in cells throughout the body? [SEP] A. Thyroxine [SEP] B. Smoking [SEP] C. fever [SEP] D. bioaerosols [SEP] E. acetic acid [SEP] F. sweating [SEP] G. Power plants [SEP] H. heat produced

Answer: A


Thyroxine increases the rate of metabolism in cells throughout the what? [SEP] A. Summer [SEP] B. body [SEP] C. state [SEP] D. skin [SEP] E. H 2 O [SEP] F. HIV [SEP] G. life [SEP] H. humans

Answer: B


what produces hormones? [SEP] A. ferns [SEP] B. humans [SEP] C. glands [SEP] D. chemicals [SEP] E. animals [SEP] F. insects [SEP] G. Wasps [SEP] H. cows

Answer: C


what increases the rate of metabolism in cells? [SEP] A. heat energy [SEP] B. heating liquids [SEP] C. Smoking [SEP] D. adding heat [SEP] E. cigarettes [SEP] F. smoking cigarettes [SEP] G. Graves disease [SEP] H. Dehydration

Answer: G


What and a semi-solid mass of waste are removed from the body? [SEP] A. all matter [SEP] B. Organic compounds [SEP] C. excess water [SEP] D. carbon dioxide [SEP] E. excess corneas [SEP] F. excess blood [SEP] G. excess body parts [SEP] H. Sulfur dioxide

Answer: C


What is one thing all organisms do? [SEP] A. Eat food through the mouth [SEP] B. converting mass to energy [SEP] C. Remove waste from the body [SEP] D. Walk on two legs [SEP] E. eat plants or other animal [SEP] F. by keeping them warm [SEP] G. produce offspring [SEP] H. Hatch from eggs

Answer: C


What is a process of removing wastes and excess water from the body? [SEP] A. hydration [SEP] B. urination [SEP] C. incontinence [SEP] D. trash can [SEP] E. vaporization [SEP] F. Cooking [SEP] G. body waste [SEP] H. Exfoliation

Answer: B


What removes wastes and excess water from the body? [SEP] A. solutes [SEP] B. vinegar [SEP] C. Balance [SEP] D. ice [SEP] E. blood [SEP] F. air [SEP] G. rivers [SEP] H. feces

Answer: H


What is a major route of removing wastes from the body? [SEP] A. Detoxifying teas [SEP] B. Feces [SEP] C. Burping [SEP] D. Essential Oils [SEP] E. glucose [SEP] F. sodium [SEP] G. NaCl [SEP] H. rivers

Answer: B


How does Zinc usually leave the body? [SEP] A. irradiation [SEP] B. A drug. [SEP] C. burning coal [SEP] D. Excretion [SEP] E. physical removal [SEP] F. vomit [SEP] G. an ion [SEP] H. evaporation

Answer: D


What is the process of removing feces and excess water from the human body called? [SEP] A. recycling [SEP] B. salivation [SEP] C. waste production [SEP] D. excretion [SEP] E. Exfoliation [SEP] F. perspiration [SEP] G. Deposition. [SEP] H. Deposition

Answer: D


What eliminates wastes and excess water? [SEP] A. recycling [SEP] B. hydration [SEP] C. evaporation [SEP] D. loose soil [SEP] E. bacteria [SEP] F. the body [SEP] G. Exfoliation [SEP] H. Cooking

Answer: F


What do parasites do with waste? [SEP] A. kill them [SEP] B. remove [SEP] C. die [SEP] D. migrate [SEP] E. harm them [SEP] F. expelled [SEP] G. propagate [SEP] H. a hazard

Answer: B


What increases the process of remove waste and excess water from the body? [SEP] A. Sweating [SEP] B. hydration [SEP] C. Smoking [SEP] D. bacteria [SEP] E. vinegar [SEP] F. alcohol [SEP] G. Cooking [SEP] H. boiling

Answer: F


what excess does excretion remove from the body? [SEP] A. fat [SEP] B. pH [SEP] C. H20 [SEP] D. mL [SEP] E. Urea [SEP] F. rice [SEP] G. H2O [SEP] H. Fe

Answer: G


Plants are capable of making: [SEP] A. Chemical energy [SEP] B. glucose [SEP] C. solar energy [SEP] D. fertilizer [SEP] E. Organic compounds [SEP] F. Exfoliation [SEP] G. their own food [SEP] H. nitrogen

Answer: G


Plants are what type of organism? [SEP] A. a producer [SEP] B. a parasite [SEP] C. a consumer [SEP] D. fertile [SEP] E. a decomposers [SEP] F. plants [SEP] G. more abundant [SEP] H. trees

Answer: A


What can humans do for other organisms? [SEP] A. protect them [SEP] B. Provide food [SEP] C. interact [SEP] D. reproduce [SEP] E. Provide meaning [SEP] F. agriculture [SEP] G. Provide gods [SEP] H. Force to live forever

Answer: B


what provides food for themselves and other organisms? [SEP] A. insects [SEP] B. animals [SEP] C. green plants [SEP] D. agriculture [SEP] E. honeybees [SEP] F. plants [SEP] G. humans [SEP] H. h2o

Answer: C


What makes food for themselves and other organisms? [SEP] A. agriculture [SEP] B. honeybees [SEP] C. water [SEP] D. sunlight [SEP] E. most plants [SEP] F. viruses [SEP] G. Conifers [SEP] H. Chlorophyll

Answer: E


What makes food for themselves and other organisms? [SEP] A. bees [SEP] B. trees [SEP] C. rocks [SEP] D. the Sun [SEP] E. carnivorous plankton [SEP] F. plants [SEP] G. ferns [SEP] H. legumes

Answer: B


what makes food for themselves and other organisms? [SEP] A. bacteria [SEP] B. chicken [SEP] C. green plants [SEP] D. plants [SEP] E. agriculture [SEP] F. humans [SEP] G. honeybees [SEP] H. Conifers

Answer: C


What are organisms that make food for themselves and other organisms? [SEP] A. mushrooms [SEP] B. green plants [SEP] C. plants [SEP] D. mammals [SEP] E. agriculture [SEP] F. honeybees [SEP] G. photosynthesis [SEP] H. animals

Answer: B


What does the base of the food chain provide food for? [SEP] A. It helps them survive [SEP] B. sediments [SEP] C. Most plants [SEP] D. other organisms [SEP] E. our planet [SEP] F. energy systems [SEP] G. fruits [SEP] H. Animal survival

Answer: D


How does an autotroph get food? [SEP] A. during the day [SEP] B. They have thick fur [SEP] C. direct energy [SEP] D. it needs them [SEP] E. Veins and arteries. [SEP] F. hydrate their cells [SEP] G. Chemical energy [SEP] H. It produces it

Answer: H


what are organisms that make food for themselves and other organisms? [SEP] A. plants [SEP] B. honeybees [SEP] C. chickens [SEP] D. green plants [SEP] E. insects [SEP] F. animals [SEP] G. agriculture [SEP] H. fertile

Answer: D


Parasites get what from producers? [SEP] A. killed [SEP] B. Energy [SEP] C. seeds [SEP] D. food [SEP] E. nectar [SEP] F. HIV [SEP] G. power [SEP] H. harm

Answer: D


Predators require something else to make food, which means they are not: [SEP] A. humans [SEP] B. animals [SEP] C. infected [SEP] D. competition [SEP] E. dangerous [SEP] F. producers [SEP] G. mammals [SEP] H. warm-blooded

Answer: F


What have primary and secondary meristems for growth and length and width into the ground? [SEP] A. swamp vegetation [SEP] B. peachleaf willow [SEP] C. it needs them [SEP] D. plants' stems [SEP] E. plants' pollen [SEP] F. plants' buds [SEP] G. plants' anchors [SEP] H. Conifers

Answer: G


Where does lengthening and widening occur in plant roots? [SEP] A. meristems [SEP] B. Epidermis [SEP] C. cracking [SEP] D. allow growth [SEP] E. buds [SEP] F. stamens [SEP] G. epidermal [SEP] H. fruits

Answer: A


What have meristems for growth? [SEP] A. plants [SEP] B. humans [SEP] C. tortoises [SEP] D. animals [SEP] E. Conifers [SEP] F. Flowers [SEP] G. moss [SEP] H. cacti

Answer: A


Where does intense activity occur in a plant? [SEP] A. Roots [SEP] B. Buds [SEP] C. bamboo [SEP] D. fields [SEP] E. Summer [SEP] F. years [SEP] G. Hairs [SEP] H. Petals

Answer: A


What do turnips use to grow in length and width? [SEP] A. epidermal [SEP] B. light energy [SEP] C. Energy. [SEP] D. bacteria [SEP] E. meristem [SEP] F. fungi [SEP] G. viruses [SEP] H. Energy

Answer: E


Roots growth in length and width are what type of growth of the plant [SEP] A. determinate [SEP] B. positive [SEP] C. peachleaf willow [SEP] D. important habitats [SEP] E. rigid [SEP] F. it needs them [SEP] G. fixed [SEP] H. indeterminate

Answer: H


What has primary and secondary meristems for growth in length and width? [SEP] A. swamp vegetation [SEP] B. rocks [SEP] C. epidermal [SEP] D. Conifers [SEP] E. peachleaf willow [SEP] F. the Moon [SEP] G. most plants [SEP] H. leaves

Answer: G


What have parts that regenerate after bisection? [SEP] A. bushes [SEP] B. roots [SEP] C. raccoons [SEP] D. bodies of water [SEP] E. legumes [SEP] F. skin [SEP] G. Trees [SEP] H. stones

Answer: B


What has primary and secondary meristems? [SEP] A. bacteria [SEP] B. rocks [SEP] C. grass [SEP] D. humans [SEP] E. Flowers [SEP] F. a bush [SEP] G. cacti [SEP] H. plants

Answer: F


growth in what is caused by primary and secondary meristems in roots? [SEP] A. H 2 O [SEP] B. bamboo [SEP] C. population [SEP] D. offspring [SEP] E. bushes [SEP] F. bulbs [SEP] G. clouds [SEP] H. size

Answer: H


What do roots have? [SEP] A. allow growth [SEP] B. resistance [SEP] C. Sediment [SEP] D. meristems [SEP] E. layers of fat [SEP] F. Energy [SEP] G. storing water [SEP] H. alveoli

Answer: D


what do roots turn into? [SEP] A. seeds [SEP] B. bushes [SEP] C. burrs [SEP] D. loose dirt [SEP] E. allow growth [SEP] F. branches [SEP] G. dirt [SEP] H. Sediment

Answer: F


What is the function of the part of a plant that has meristems? [SEP] A. it needs them [SEP] B. photosynthesis [SEP] C. Exfoliation [SEP] D. Absorbing water [SEP] E. plant reproduction [SEP] F. protect them [SEP] G. absorb light energy [SEP] H. survival

Answer: D


The growth in what comes from primary and secondary meristems can be measured with a ruler? [SEP] A. bushes [SEP] B. years [SEP] C. Trees [SEP] D. three [SEP] E. roots [SEP] F. bamboo [SEP] G. rings [SEP] H. a prism

Answer: E


Proteins, nucleic acids and chlorophyll are found in what? [SEP] A. epidermis and dermis [SEP] B. lush growth and late plants [SEP] C. Microscopic organisms [SEP] D. share properties [SEP] E. small puddles and fast cars [SEP] F. small plants and big clouds [SEP] G. production of energy [SEP] H. foggy highways

Answer: B


What is produced by chloroplasts? [SEP] A. oxygen [SEP] B. sunlight [SEP] C. blood [SEP] D. Energy [SEP] E. glucose [SEP] F. gasoline [SEP] G. Energy. [SEP] H. nitrogen

Answer: H


_ is found in most molecules. [SEP] A. glucose [SEP] B. Gold [SEP] C. Energy [SEP] D. food [SEP] E. Polonium [SEP] F. Nitrogen [SEP] G. Helium [SEP] H. heat energy

Answer: F


What is life impossible without? [SEP] A. fear [SEP] B. printer [SEP] C. Light [SEP] D. glucose [SEP] E. oxygen [SEP] F. dogs [SEP] G. nitrogen [SEP] H. hydration

Answer: G


What is the chemical element with symbol N and atomic number 7 found in? [SEP] A. Chlorophyl [SEP] B. Petals [SEP] C. Mitochondria [SEP] D. A Greek letter [SEP] E. Cytoplasm [SEP] F. acetic acid [SEP] G. Acids [SEP] H. fossil fuels

Answer: A


what do lawns eat? [SEP] A. hydrate their cells [SEP] B. density [SEP] C. weathering [SEP] D. organic matter [SEP] E. By wind and rain [SEP] F. Something made from fermented ricce [SEP] G. proteins and nucleic acids [SEP] H. plastic

Answer: G


what is found in proteins? [SEP] A. Something coming from a gland [SEP] B. Something that causes allergies [SEP] C. characteristics [SEP] D. Transfers energy [SEP] E. it keeps an organism warm [SEP] F. Chemical energy [SEP] G. that material's properties [SEP] H. a colorless, odorless gas

Answer: H


What are found in proteins, nucleic acids, and chlorophyll? [SEP] A. microorganisms [SEP] B. solid, liquid, gas [SEP] C. share properties [SEP] D. characteristics [SEP] E. Chemical energy [SEP] F. Causes of rapid growth [SEP] G. that material's properties [SEP] H. Organic compounds

Answer: F


what is found in DNA [SEP] A. resistance [SEP] B. pollen [SEP] C. nitrogen [SEP] D. seeds [SEP] E. animals [SEP] F. positive [SEP] G. fur and fat [SEP] H. glucose

Answer: C


What is  found naturally in the air and soil, and in living organisms? [SEP] A. solid, liquid, gas [SEP] B. Something with a head, thorax, and abdomen [SEP] C. metabolic reaction [SEP] D. protein,nucleic acid,chlorophy [SEP] E. Chemical energy [SEP] F. Greenhouse gasses [SEP] G. By wind and rain [SEP] H. sub-units of species

Answer: D


What is found in that that gives plants a green color? [SEP] A. Energy [SEP] B. sunlight [SEP] C. acetic acid [SEP] D. Energy. [SEP] E. Solar energy [SEP] F. water vapor [SEP] G. Light [SEP] H. nitrogen

Answer: H


Using radioactive gamma ray sources, existing microorganisms in food can be what? [SEP] A. killed [SEP] B. cancer [SEP] C. organisms [SEP] D. tiny [SEP] E. dangerous [SEP] F. extended [SEP] G. colored [SEP] H. resized

Answer: A


What does cooking food do? [SEP] A. it keeps an organism warm [SEP] B. Makes it taste bad [SEP] C. depress neuronal excitability [SEP] D. Kills organisms and vitamins [SEP] E. get chemical reactions started [SEP] F. Makes it cold [SEP] G. converting electricity to heat [SEP] H. Makes it spoil

Answer: D


Irradiating food can do which of the following? [SEP] A. get chemical reactions started [SEP] B. Make it radioactive [SEP] C. reusing things [SEP] D. chemical changes [SEP] E. Harm consumers who eat it [SEP] F. Kill e-coli bacteria [SEP] G. preventing heat transfer [SEP] H. Cause parasites to reproduce

Answer: F


Irradiating food can be used to kill what in the food? [SEP] A. Something that causes attraction [SEP] B. one celled organisms [SEP] C. Something that causes fermentation [SEP] D. Something that causes digestion [SEP] E. microscopic building blocks [SEP] F. single-celled organisms [SEP] G. Microscopic organisms [SEP] H. Something that causes evaporation

Answer: C


Irradiating food prevents what? [SEP] A. discoloration [SEP] B. bacteria [SEP] C. freezing [SEP] D. Dehydration [SEP] E. spoilage [SEP] F. cancer [SEP] G. bad odors [SEP] H. apoptosis

Answer: E


What can be killed in food by irradiating it? [SEP] A. heterotrophs [SEP] B. A virus [SEP] C. bacteria [SEP] D. smallpox [SEP] E. seeds [SEP] F. viruses [SEP] G. steam from rising [SEP] H. the core

Answer: C


killing microorganisms in food is important to [SEP] A. humans [SEP] B. crop yeilds [SEP] C. food safety [SEP] D. health [SEP] E. Cooking [SEP] F. Animal survival [SEP] G. recipe requirements [SEP] H. farm production

Answer: C


What does irradiating food do? [SEP] A. Relieve pain [SEP] B. enhance food's nutrients [SEP] C. improves food safety [SEP] D. allows growth of bacteria [SEP] E. increases food waste [SEP] F. chemical changes [SEP] G. get chemical reactions started [SEP] H. major threat to health

Answer: C


a blazingly high-tech method can be used to kill existing microorganisms in what? [SEP] A. blood [SEP] B. trout [SEP] C. caverns [SEP] D. stars [SEP] E. food [SEP] F. algae [SEP] G. radioactive material [SEP] H. humans

Answer: E


Which food is most unlikely to cause an illness if eaten? [SEP] A. Deoxyribonucleicacid [SEP] B. single-celled organisms [SEP] C. animals with backbones [SEP] D. Roundworms [SEP] E. deoxyribonucleic acid [SEP] F. one celled organisms [SEP] G. irradiated fruit [SEP] H. Jellyfish

Answer: G


_ food can prevent spoilage [SEP] A. chemical changes [SEP] B. Cooking [SEP] C. Enzymes [SEP] D. Dehydration [SEP] E. layers of fat [SEP] F. irradiating [SEP] G. disease [SEP] H. electricity

Answer: F


what can be used to kill existing microorganisms in food? [SEP] A. chemical changes [SEP] B. Dehydration [SEP] C. deoxyribonucleic acid [SEP] D. bacteria [SEP] E. an electron microscope [SEP] F. hydration [SEP] G. electromagnetic energy [SEP] H. single-celled organisms

Answer: A


What can be caused by storms? [SEP] A. Tsunamis [SEP] B. wind [SEP] C. Earthquakes [SEP] D. erosion [SEP] E. Pesticides [SEP] F. disease [SEP] G. Drought [SEP] H. Flooding

Answer: H


What can cause bodies of water to increase the amount of water they contain? [SEP] A. flooding [SEP] B. droughts [SEP] C. hurricanes [SEP] D. heat energy [SEP] E. evaporation [SEP] F. heat waves [SEP] G. suction [SEP] H. erosion

Answer: C


Where does rainwater go? [SEP] A. marshes and swamps [SEP] B. It turns into acid [SEP] C. To heavy clouds [SEP] D. To another location like underground [SEP] E. To the nearest body water [SEP] F. underground systems [SEP] G. Enriches the soil [SEP] H. It evaporates immediately

Answer: E


what causes bodies of water to increase? [SEP] A. vaporization [SEP] B. inflation [SEP] C. bomb cyclones [SEP] D. salt [SEP] E. flooding [SEP] F. Condensation [SEP] G. evaporation [SEP] H. nitrogen

Answer: C


what cause the amount that lakes contain to increase [SEP] A. nutrients [SEP] B. icebergs [SEP] C. bacteria [SEP] D. storms [SEP] E. lily pads [SEP] F. excretion [SEP] G. flooding [SEP] H. droughts

Answer: D


Storms can cause what? [SEP] A. Brutal temperatures [SEP] B. water drying up [SEP] C. a tree falling [SEP] D. homes damaged by floods [SEP] E. stores hiring clerks [SEP] F. flooding online [SEP] G. exposure to cold [SEP] H. Plant growth is reduced

Answer: D


What do hurricanes do to the amount of water contained in bodies in water? [SEP] A. they do nothing [SEP] B. fissures of hot, acidic water [SEP] C. they make it increase [SEP] D. they make it decrease [SEP] E. forest is destroyed [SEP] F. Damages them [SEP] G. they displace all water [SEP] H. move to different locations

Answer: C


What makes a lake's depth greater? [SEP] A. drought [SEP] B. flooding [SEP] C. wind [SEP] D. erosion [SEP] E. Sediment [SEP] F. rivers [SEP] G. storms [SEP] H. earthquake

Answer: G


What water does a rain storm increase?  [SEP] A. Inches or fractions of inches. [SEP] B. A covered pool. [SEP] C. A lake is increased. [SEP] D. Condensation [SEP] E. to move people [SEP] F. dead organisms [SEP] G. Rain in clouds. [SEP] H. A closed water bottle.

Answer: C


Lakes can increase due to [SEP] A. wind [SEP] B. salinity [SEP] C. heat [SEP] D. nutrients [SEP] E. watershed [SEP] F. storms [SEP] G. flooding [SEP] H. Lift

Answer: F


what might infection or injury of the lungs cause? [SEP] A. decrease stamina [SEP] B. death and devastation [SEP] C. a lot of human deaths [SEP] D. stomach [SEP] E. destroying life [SEP] F. good health [SEP] G. h2o vapor [SEP] H. lung tissue fluid build up

Answer: H


injury of the lungs can be caused by what [SEP] A. running [SEP] B. wind and erosion [SEP] C. breathing [SEP] D. cigarettes [SEP] E. Pesticides [SEP] F. bacterial infection [SEP] G. smoking cigarettes [SEP] H. foggy air

Answer: F


Pneumonia may be caused by viruses or  [SEP] A. bacteria [SEP] B. a hazard [SEP] C. cold weather [SEP] D. humidity [SEP] E. mildew [SEP] F. PDAs [SEP] G. injury [SEP] H. methane

Answer: G


What may be caused by an infection or injury of the lungs? [SEP] A. death and devastation [SEP] B. deadly and devastating [SEP] C. Legionnaires' disease [SEP] D. blood [SEP] E. smoking [SEP] F. a lot of human deaths [SEP] G. a tree falling [SEP] H. cigarettes

Answer: C


Pneumonia may be caused by an infection or what? [SEP] A. smoke inhalation [SEP] B. Veins and arteries. [SEP] C. deadly and devastating [SEP] D. breathing deeply [SEP] E. clean air [SEP] F. expanding organs [SEP] G. the body's largest organ [SEP] H. Damages them

Answer: A


Viral and what disease can both be caused by injury of the lungs [SEP] A. tongue [SEP] B. the skin [SEP] C. bacterial [SEP] D. throat [SEP] E. Pollution [SEP] F. fungi [SEP] G. smoking [SEP] H. ribs

Answer: C


What may be caused by an infection or injury of the organs used to breathe air? [SEP] A. Toxicity [SEP] B. smoking [SEP] C. fertilization [SEP] D. pneumonia [SEP] E. a broken leg [SEP] F. oxygenation [SEP] G. Dehydration [SEP] H. the skin

Answer: D


What treatment can be used in treating pneumonia? [SEP] A. the respiratory system [SEP] B. a breathing mask [SEP] C. bronchodilatory treatment [SEP] D. aqueous solution [SEP] E. immunotherapy [SEP] F. radiation therapy [SEP] G. immune system [SEP] H. chemotherapy

Answer: C


what can infection or injury of the lungs result in? [SEP] A. harm [SEP] B. swea [SEP] C. death [SEP] D. h2o [SEP] E. damage [SEP] F. ribs [SEP] G. gas [SEP] H. digestion

Answer: C


What can make lungs more at risk for infection by streptococcus? [SEP] A. Allergies [SEP] B. bacteria [SEP] C. Pollution [SEP] D. injury [SEP] E. fungi [SEP] F. sweating [SEP] G. the skin [SEP] H. smoking

Answer: D


After an infection or injury to the lung, what can happen? [SEP] A. Destroy crops [SEP] B. a lot of human deaths [SEP] C. Plant growth is reduced [SEP] D. destroying life [SEP] E. forest is destroyed [SEP] F. opportunistic infections [SEP] G. death and devastation [SEP] H. negative impact

Answer: F


What causes harm to birds? [SEP] A. pesticide [SEP] B. poison [SEP] C. toxins [SEP] D. food [SEP] E. water [SEP] F. chemicals [SEP] G. life [SEP] H. parasites

Answer: B


what does poison cause harm to? [SEP] A. people [SEP] B. animals [SEP] C. antifreeze [SEP] D. Most plants [SEP] E. the sun [SEP] F. human beings [SEP] G. wood [SEP] H. heterotrophs

Answer: F


What causes things to die and quickly decay? [SEP] A. beans [SEP] B. mushrooms [SEP] C. viruses [SEP] D. medicine [SEP] E. poison [SEP] F. heat [SEP] G. bacteria [SEP] H. apoptosis

Answer: E


_causes harm to living things [SEP] A. Nematoda [SEP] B. organisms [SEP] C. stress [SEP] D. pesticide [SEP] E. nutrients [SEP] F. stimuli [SEP] G. animals [SEP] H. moisture

Answer: C


what causes harm to living things? [SEP] A. snakes [SEP] B. cats [SEP] C. toxins [SEP] D. mice [SEP] E. plants [SEP] F. HIV [SEP] G. pesticide [SEP] H. parasites

Answer: A


Which causes harm to living things? [SEP] A. rabies [SEP] B. Oxygen [SEP] C. deadly [SEP] D. HIV [SEP] E. Lead [SEP] F. Carbon [SEP] G. Nitrogen [SEP] H. toxins

Answer: E


Paralytic shellfish cause harm to what? [SEP] A. their environment [SEP] B. most cephalopods [SEP] C. their ecosystem [SEP] D. themselves [SEP] E. coral reefs [SEP] F. animals [SEP] G. living things [SEP] H. circulatory systems

Answer: G


what causes harm to living things? [SEP] A. toxins [SEP] B. vitamins [SEP] C. bacteria [SEP] D. cyanide [SEP] E. leeches [SEP] F. h2o [SEP] G. oxygen [SEP] H. Pesticides

Answer: D


Toxic food causes harm to what? [SEP] A. Endocrine system [SEP] B. small stones [SEP] C. water eaters [SEP] D. living things [SEP] E. animals [SEP] F. organic molecules [SEP] G. consumers [SEP] H. toxic plants

Answer: D


What causes harm to living things? [SEP] A. toxins [SEP] B. HIV [SEP] C. Alcohol [SEP] D. food [SEP] E. A drug. [SEP] F. air [SEP] G. water [SEP] H. venom

Answer: H


What product is likely to contain solvents that are harmful to living things? [SEP] A. cigarettes [SEP] B. Pesticides [SEP] C. chlorofluorocarbons [SEP] D. solid, liquid, gas [SEP] E. baking soda [SEP] F. disinfectants [SEP] G. hydrogen peroxide [SEP] H. vinegar

Answer: F


What causes harm to living things? [SEP] A. some plants [SEP] B. Pesticides [SEP] C. toxins [SEP] D. steroids [SEP] E. cigarettes [SEP] F. fossil fuels [SEP] G. killing insects [SEP] H. bacteria

Answer: A


What causes harm to living things? [SEP] A. arsenic compounds [SEP] B. a pathogens [SEP] C. tapeworms [SEP] D. deforestation [SEP] E. deoxyribonucleic acid [SEP] F. Pesticides [SEP] G. cigarettes [SEP] H. fossil fuels

Answer: A


What can cause harm to living things? [SEP] A. bacteria [SEP] B. cigarettes [SEP] C. Pesticides [SEP] D. toxins [SEP] E. steroids [SEP] F. amoebae [SEP] G. leeches [SEP] H. Arsenic

Answer: H


How do animals dissipate body heat? [SEP] A. sweat [SEP] B. eat food [SEP] C. lay in the sun [SEP] D. insulation [SEP] E. coat [SEP] F. osmosis [SEP] G. fur [SEP] H. cooling

Answer: A


What evaporates from the skin? [SEP] A. energy [SEP] B. Water [SEP] C. solutes [SEP] D. h2o [SEP] E. pus [SEP] F. sweat [SEP] G. rain [SEP] H. phlegm

Answer: F


Which of the following uses energy that comes from body heat? [SEP] A. kinetic energy [SEP] B. evaporation of perspiration [SEP] C. kinetic friction [SEP] D. evaporation of snow [SEP] E. Transfers energy [SEP] F. a rock rolling down a hill [SEP] G. a fire burning near a campsite [SEP] H. converting mass to energy

Answer: B


Where does the energy to evaporate perspiration come from? [SEP] A. heat produced [SEP] B. The Sun [SEP] C. goosebumps [SEP] D. electrical energy [SEP] E. kinetic force [SEP] F. body heat [SEP] G. heat energy [SEP] H. energy

Answer: F


energy leaves from what when sweat contacts with skin [SEP] A. radiation [SEP] B. heat energy [SEP] C. expelled [SEP] D. vapors [SEP] E. body heat [SEP] F. heat produced [SEP] G. conduction [SEP] H. metal

Answer: E


Evaporation of sweat uses what from the body? [SEP] A. expelled [SEP] B. Positive charges [SEP] C. all liquids [SEP] D. properties [SEP] E. Something to move [SEP] F. water vapor [SEP] G. kinetic energy [SEP] H. Cooling vapors

Answer: G


What powers sweat? [SEP] A. heat produced [SEP] B. The body's fuel [SEP] C. a gas in the air [SEP] D. hydration [SEP] E. When the water is hot [SEP] F. air cools [SEP] G. matter vibrating [SEP] H. Cooling vapors

Answer: B


What requires food? [SEP] A. Evaporation of sweat [SEP] B. hydration of their cells [SEP] C. Most plants [SEP] D. Microscopic organisms [SEP] E. agriculture [SEP] F. to stay alive [SEP] G. female sex cells [SEP] H. plant life

Answer: A


Energy that comes from body heat can help with  [SEP] A. recovery [SEP] B. commuting [SEP] C. movement [SEP] D. cooling [SEP] E. strength [SEP] F. stay warm [SEP] G. health [SEP] H. motion

Answer: D


Evaporation of sweat uses energy, where does the energy come from? [SEP] A. vapors [SEP] B. temperature [SEP] C. expelled [SEP] D. environment [SEP] E. hydration [SEP] F. water vapor [SEP] G. The Sun [SEP] H. exercise

Answer: H


what does humidity interfere with? [SEP] A. stress [SEP] B. rain [SEP] C. edema [SEP] D. heat [SEP] E. sweat [SEP] F. Mitosis [SEP] G. energy [SEP] H. life

Answer: E


Wind and rain cause what to become deeper and wider? [SEP] A. burrs [SEP] B. soil [SEP] C. time [SEP] D. effort [SEP] E. eroded [SEP] F. solutes [SEP] G. river [SEP] H. gaps

Answer: G


What are formed by erosion? [SEP] A. mountains [SEP] B. hills [SEP] C. canyons [SEP] D. Sediment [SEP] E. loose soil [SEP] F. rocks [SEP] G. soils [SEP] H. streams

Answer: C


rivers cut deeper and wider to form what [SEP] A. canyons [SEP] B. arteries [SEP] C. Roads [SEP] D. timberlands [SEP] E. old growth forests [SEP] F. soils [SEP] G. Sediment [SEP] H. coral reefs

Answer: A


What are formed as rivers become deeper and wider? [SEP] A. sinkholes [SEP] B. soils [SEP] C. body water [SEP] D. loose soil [SEP] E. craters [SEP] F. mountains [SEP] G. canyons [SEP] H. Sediment

Answer: G


What are canyons formed by? [SEP] A. rocks [SEP] B. rainfall [SEP] C. rivers [SEP] D. mechanical force [SEP] E. calcite [SEP] F. silt [SEP] G. water [SEP] H. gravity

Answer: C


What can make a river deepen and widen? [SEP] A. birds [SEP] B. sunlight [SEP] C. Sediment [SEP] D. wind and water [SEP] E. rainfall [SEP] F. flooding [SEP] G. weeds [SEP] H. arteries

Answer: D


what loss causes a river to become deeper and wider [SEP] A. cut [SEP] B. fish [SEP] C. rain [SEP] D. storms [SEP] E. eroded [SEP] F. water [SEP] G. habitat [SEP] H. soil

Answer: H


Weathering causes what to become deeper and wider? [SEP] A. a landslide [SEP] B. Sediment [SEP] C. a mountain [SEP] D. a volcano [SEP] E. soils [SEP] F. rock [SEP] G. flooding [SEP] H. a river

Answer: H


Deeper and wider rivers alter the constituents carried by what? [SEP] A. rivers [SEP] B. atmosphere [SEP] C. mussels [SEP] D. clouds [SEP] E. salmon [SEP] F. moisture [SEP] G. water [SEP] H. Frogs.

Answer: G


The work of what causes a river to become deeper and wider? [SEP] A. looseness of dirt or compost [SEP] B. just time [SEP] C. Veins and arteries. [SEP] D. just wind [SEP] E. Physical weathering [SEP] F. The area was once underwater [SEP] G. just water [SEP] H. wind, water, and time

Answer: H


Erosion causes the Nile to become: [SEP] A. Sediment [SEP] B. shallower [SEP] C. less wide [SEP] D. deeper and wider [SEP] E. homogenous [SEP] F. colder and wetter [SEP] G. faster [SEP] H. Physical weathering

Answer: D


what gets deeper and wide from erosion? [SEP] A. meters [SEP] B. form sand [SEP] C. soil [SEP] D. Thames [SEP] E. mountains [SEP] F. flooding [SEP] G. Roads [SEP] H. Sediment

Answer: D


Deepening rivers cause [SEP] A. relocation [SEP] B. the loss of topsoil [SEP] C. Plant growth is reduced [SEP] D. to move people [SEP] E. Physical weathering [SEP] F. forest is destroyed [SEP] G. Water expanding [SEP] H. water conservation

Answer: B


What happens when water moves soil in a river? [SEP] A. Exfoliation [SEP] B. Damages them [SEP] C. forest is destroyed [SEP] D. It used to be covered by water [SEP] E. Plant growth is reduced [SEP] F. Physical weathering [SEP] G. The river gets deeper [SEP] H. running and lifting

Answer: G


what makes a river wider? [SEP] A. rainfall [SEP] B. salinity [SEP] C. arteries [SEP] D. flow of electrons [SEP] E. Water expanding [SEP] F. Physical weathering [SEP] G. a hydraulic system [SEP] H. clearing land

Answer: H


If eroded the Nile would become what? [SEP] A. imbalanced [SEP] B. Plant growth is reduced [SEP] C. detritus [SEP] D. colder and wetter [SEP] E. Sediment [SEP] F. solid, liquid, gas [SEP] G. deeper and wider [SEP] H. dormant state

Answer: G


What happens to the power a light bulb uses? [SEP] A. It makes magnetic energy [SEP] B. It gets cold [SEP] C. It turns into heat [SEP] D. hydrogen and oxygen [SEP] E. It decreases [SEP] F. It expands [SEP] G. It turns into static [SEP] H. They may not survive.

Answer: C


What requires energy to produce light? [SEP] A. humans [SEP] B. an object [SEP] C. gasoline [SEP] D. tulip bulb [SEP] E. to move people [SEP] F. light bulb [SEP] G. microscope [SEP] H. cactuses

Answer: F


Bulbs produce electrical energy to what? [SEP] A. reproduce [SEP] B. Change colors [SEP] C. rain or sun shine [SEP] D. adding heat [SEP] E. look at the sun [SEP] F. power up cars [SEP] G. see in darkness [SEP] H. walk through yards

Answer: G


what is used in light bulbs? [SEP] A. Decibels [SEP] B. batteries [SEP] C. energy [SEP] D. cellulose [SEP] E. Oak [SEP] F. magnetism [SEP] G. sunlight [SEP] H. water

Answer: C


What does a light bulb require to produce light? [SEP] A. sunlight [SEP] B. adding heat [SEP] C. darkness [SEP] D. motivation [SEP] E. sun's heat [SEP] F. fear [SEP] G. an electron lens [SEP] H. Power plant

Answer: H


what does a light bulb require to produce light? [SEP] A. flow of electrons [SEP] B. flow of neutrons [SEP] C. the sun [SEP] D. adding heat [SEP] E. hydrogen and oxygen [SEP] F. an electron lens [SEP] G. h2o [SEP] H. chemical messengers

Answer: A


A bulb with electrical energy does what to the overall space? [SEP] A. closes [SEP] B. moves [SEP] C. It expands [SEP] D. destroys [SEP] E. Change colors [SEP] F. darkens [SEP] G. brightens [SEP] H. adding heat

Answer: G


what do light bulbs use? [SEP] A. magnets [SEP] B. fibers [SEP] C. water [SEP] D. coal [SEP] E. heat [SEP] F. metal [SEP] G. copper [SEP] H. glass

Answer: E


A bulb requires electrical energy to produce part of what kind of spectrum? [SEP] A. an electron microscope [SEP] B. magnetic [SEP] C. autism spectrum [SEP] D. electromagnetic [SEP] E. rain or sun shine [SEP] F. direct energy [SEP] G. field [SEP] H. hydrogen and oxygen

Answer: D


Energy-saving is important when electrical energy is used to produce what [SEP] A. sound [SEP] B. a stove [SEP] C. crops [SEP] D. light [SEP] E. oil [SEP] F. motion [SEP] G. Heat [SEP] H. waves

Answer: D


What is required for a light bulb to produce light? [SEP] A. garden [SEP] B. sunlight [SEP] C. concrete [SEP] D. an electron lens [SEP] E. Power plant [SEP] F. adding heat [SEP] G. Potted plant [SEP] H. sun's heat

Answer: E


A bulb requires electrical energy to produce what? [SEP] A. heat production [SEP] B. heat is produced [SEP] C. rain or sun shine [SEP] D. Help plants grow [SEP] E. electromagnetic radiation [SEP] F. Earth revolving around the sun [SEP] G. hydrogen and oxygen [SEP] H. basic building blocks of life

Answer: E


What can power a light bulb? [SEP] A. copper [SEP] B. coal [SEP] C. Cars [SEP] D. Gas [SEP] E. motors [SEP] F. heat [SEP] G. energy [SEP] H. metal

Answer: B


In order to operate at night, solar-powered LED lights require what? [SEP] A. sun's heat [SEP] B. electrically [SEP] C. adding heat [SEP] D. focusing a lens [SEP] E. hydrogen and oxygen [SEP] F. kinetic energy [SEP] G. electrical energy [SEP] H. direct energy

Answer: G


What requires electrical energy to produce photons? [SEP] A. satellites [SEP] B. an electron lens [SEP] C. cigarettes [SEP] D. an object [SEP] E. heterotrophs [SEP] F. squids [SEP] G. sensory neurons [SEP] H. a lightbulb

Answer: H


A bulb uses electrical energy to produce: [SEP] A. waves [SEP] B. unique [SEP] C. fields [SEP] D. Green [SEP] E. heat [SEP] F. rays [SEP] G. energy [SEP] H. warmth

Answer: F


What do ribosomes have? [SEP] A. RNA [SEP] B. tRNA [SEP] C. mitochondria [SEP] D. p53 [SEP] E. DNA [SEP] F. stem cells [SEP] G. chlorophyll [SEP] H. core

Answer: A


Ribosomes are sites where what? [SEP] A. the body's largest organ [SEP] B. more abundant [SEP] C. cells are destroyed [SEP] D. Plant growth is reduced [SEP] E. enzymes are broken [SEP] F. major threat to health [SEP] G. enzymes are made [SEP] H. ribosomes are eaten

Answer: G


What are membranes attached to sites where proteins are made? [SEP] A. the body's largest organ [SEP] B. Veins and arteries. [SEP] C. epidermis and dermis [SEP] D. layers of fat [SEP] E. cell walls [SEP] F. cell membranes [SEP] G. endoplasmic reticulum [SEP] H. brain cells

Answer: G


what do ribosomes contain? [SEP] A. nucleus [SEP] B. tRNA [SEP] C. mucus [SEP] D. SNPs [SEP] E. TRH [SEP] F. DNA [SEP] G. cell walls [SEP] H. RNA

Answer: H


sites where proteins are made consist of RNA and what? [SEP] A. deltas [SEP] B. atomic waste [SEP] C. Acids [SEP] D. proteins [SEP] E. photosynthesis [SEP] F. phylum [SEP] G. PDAs [SEP] H. Joules

Answer: D


what are proteins made? [SEP] A. To keep their body heat. [SEP] B. inside the nucleus [SEP] C. increases a body's strength [SEP] D. animal transport [SEP] E. allow growth [SEP] F. more abundant [SEP] G. it keeps an organism warm [SEP] H. major threat to health

Answer: B


What do ribosomes contain? [SEP] A. TRH [SEP] B. tiny [SEP] C. SNPs [SEP] D. tRNA [SEP] E. DNA [SEP] F. core [SEP] G. RNA [SEP] H. CFCs

Answer: G


What does soy contain? [SEP] A. bioaerosols [SEP] B. Ribosomes [SEP] C. glucose [SEP] D. seeds [SEP] E. heat energy [SEP] F. Energy [SEP] G. hydrocarbons [SEP] H. layers of fat

Answer: B


Biomolecules are made in where? [SEP] A. Power plants [SEP] B. ribosomes [SEP] C. Earth [SEP] D. body water [SEP] E. loose dirt [SEP] F. ocean water [SEP] G. environment [SEP] H. loose soil

Answer: B


a bulb converts electrical energy into what type of particle? [SEP] A. quarks [SEP] B. bosons [SEP] C. tiny [SEP] D. an object [SEP] E. waves [SEP] F. electrons [SEP] G. photon [SEP] H. Vibrates

Answer: G


Exposure to which of the following can cause skin cancer? [SEP] A. Gene Rayburn [SEP] B. some types of light bulbs [SEP] C. bad thoughts [SEP] D. Deoxyribonucleicacid [SEP] E. water [SEP] F. direct damage to the lungs [SEP] G. Sulfur dioxide [SEP] H. chlorofluorocarbons

Answer: B


What converts electrical energy into light energy when it is turned on? [SEP] A. Something found in a traffic signal [SEP] B. deoxyribonucleic acid [SEP] C. Something found in a hand mixer [SEP] D. Something found in a power strip [SEP] E. Something found in a hair dryer [SEP] F. polymers of nucleotides [SEP] G. a hemisphere is tilted away from the sun [SEP] H. an electron microscope

Answer: A


How is converted energy into light energy rated? [SEP] A. energy [SEP] B. unique [SEP] C. heat [SEP] D. good [SEP] E. watts [SEP] F. parsec [SEP] G. kilojoule [SEP] H. kinetic energy

Answer: E


Turning on what will emit electromagnetic radiation? [SEP] A. vehicles [SEP] B. satellites [SEP] C. light bulb [SEP] D. buses [SEP] E. Firecrackers [SEP] F. sensory neurons [SEP] G. an object [SEP] H. engines

Answer: C


electrical energy is converted into [SEP] A. engines [SEP] B. Pollution [SEP] C. heat energy [SEP] D. sensory neurons [SEP] E. Firecrackers [SEP] F. animal transport [SEP] G. to move people [SEP] H. warmth

Answer: C


What do flourescent bulbs do? [SEP] A. Change colors [SEP] B. reproduce [SEP] C. staying warm [SEP] D. dormant state [SEP] E. direct energy [SEP] F. spread flower seeds [SEP] G. use less energy [SEP] H. duplicate itself

Answer: G


A light bulb emits what when turned on? [SEP] A. movement [SEP] B. warmth [SEP] C. photons [SEP] D. sunlight [SEP] E. motion [SEP] F. sun's heat [SEP] G. dangerous [SEP] H. Heart rate

Answer: C


A light bulb uses what when it converts electrical energy? [SEP] A. SO2 [SEP] B. O3 [SEP] C. copper [SEP] D. nektar [SEP] E. heat [SEP] F. waves [SEP] G. tube [SEP] H. fibers

Answer: E


What is converted to heat in a light bulb? [SEP] A. Firecrackers [SEP] B. electricity [SEP] C. peachleaf willow [SEP] D. an object [SEP] E. layers of fat [SEP] F. an electron lens [SEP] G. sunlight [SEP] H. our nearest star

Answer: B


a bulb converts what into radiant energy when turned on [SEP] A. sun's heat [SEP] B. adding heat [SEP] C. electrical energy [SEP] D. peachleaf willow [SEP] E. electrically [SEP] F. an electron lens [SEP] G. our nearest star [SEP] H. hydrogen and oxygen

Answer: C


What reproduces asexually by doing forming spores? [SEP] A. starfish [SEP] B. frogs [SEP] C. plants [SEP] D. ferns [SEP] E. Yeast [SEP] F. fungi [SEP] G. legumes [SEP] H. embryos

Answer: E


what produces asexually by budding? [SEP] A. h2o [SEP] B. Most plants [SEP] C. insects [SEP] D. graptolites [SEP] E. humans [SEP] F. swamp vegetation [SEP] G. simple eukaryotes [SEP] H. bioaerosols

Answer: G


what reproduces asexually by budding? [SEP] A. h2o [SEP] B. Something found in San Francisco [SEP] C. humans [SEP] D. Something made from fermented ricce [SEP] E. small, single-celled plants [SEP] F. Microscopic organisms [SEP] G. peachleaf willow [SEP] H. insects

Answer: E


What can reproduce asexually by budding? [SEP] A. Trees [SEP] B. bacteria [SEP] C. Flower buds [SEP] D. People [SEP] E. plants [SEP] F. Fungus [SEP] G. fungi [SEP] H. Flowers

Answer: F


What do yeast use to reproduce? [SEP] A. Energy [SEP] B. spores [SEP] C. sunlight [SEP] D. alleles [SEP] E. A kernel [SEP] F. pollen [SEP] G. propagate [SEP] H. seeds

Answer: B


oval, unicellular fungi reproduce asexually by what? [SEP] A. a cuticle [SEP] B. seeds [SEP] C. budding [SEP] D. epidermal [SEP] E. Deposition [SEP] F. sunlight [SEP] G. sun's heat [SEP] H. Joules

Answer: C


Fungus used to bake bread reproduce asexually by doing what? [SEP] A. Cooking [SEP] B. Deposition [SEP] C. grow [SEP] D. It expands [SEP] E. reproduce [SEP] F. budding [SEP] G. heat [SEP] H. migrate

Answer: F


What reproduces asexually by budding? [SEP] A. burrs [SEP] B. cacti [SEP] C. graptolites [SEP] D. ferns [SEP] E. Most plants [SEP] F. trees [SEP] G. some fungi [SEP] H. orchids

Answer: G


How do eukaryotes reproduce? [SEP] A. pollen [SEP] B. seeds [SEP] C. plants [SEP] D. complex [SEP] E. Budding [SEP] F. mechanical [SEP] G. grow [SEP] H. ferns

Answer: E


What can mutations cause? [SEP] A. death and devastation [SEP] B. blood [SEP] C. massive damage [SEP] D. Leptospirosis [SEP] E. biological diversity [SEP] F. horses [SEP] G. ice [SEP] H. out of control growth

Answer: H


Tumors are a collection of cancer what? [SEP] A. harmful [SEP] B. mutations [SEP] C. cells [SEP] D. toxins [SEP] E. three [SEP] F. Mass [SEP] G. oncogenes [SEP] H. ovaries

Answer: C


Cancer cells form new cells how? [SEP] A. out of spite [SEP] B. massive damage [SEP] C. out of magic [SEP] D. Move to another area [SEP] E. out of control [SEP] F. rapid expansion [SEP] G. Localized damage [SEP] H. out of order

Answer: E


_ cells divide more often than normal cells [SEP] A. Nerve [SEP] B. retina [SEP] C. Most plants [SEP] D. heat or cold [SEP] E. Endothelial [SEP] F. Stem [SEP] G. Malignant [SEP] H. layers of fat

Answer: G


homeless cells grow how? [SEP] A. to be non-cancerous [SEP] B. by indirect light [SEP] C. reducing acid rain [SEP] D. out of control [SEP] E. colder and wetter [SEP] F. layers of fat [SEP] G. slowly [SEP] H. in control

Answer: D


What targets cells that grow out of control? [SEP] A. smoking cigarettes [SEP] B. Other cells [SEP] C. radiation [SEP] D. killing insects [SEP] E. The brain [SEP] F. massive damage [SEP] G. Bacteria [SEP] H. Chemotherapy

Answer: H


what can occur when cells divide more often than normal cells and grow out of control [SEP] A. respiration [SEP] B. cell walls [SEP] C. loss [SEP] D. procreation [SEP] E. death [SEP] F. anemia [SEP] G. fever [SEP] H. disease

Answer: E


what kind of cells are abnormal? [SEP] A. nuclear [SEP] B. kidney [SEP] C. cell wall [SEP] D. dangerous [SEP] E. white [SEP] F. parasites [SEP] G. negative [SEP] H. cancer

Answer: H


Chemotherapy and radiotherapy target cells dividing how? [SEP] A. They may not survive. [SEP] B. an organism's body [SEP] C. out of control [SEP] D. too slowly [SEP] E. out of time [SEP] F. survive [SEP] G. epidermis and dermis [SEP] H. into space

Answer: C


Mitosis is out of control due to what? [SEP] A. fire [SEP] B. infection [SEP] C. cancer [SEP] D. viruses [SEP] E. pathogens [SEP] F. Winter [SEP] G. death [SEP] H. pesticide

Answer: C


What does lymphoma do to cells? [SEP] A. stops cells from dividing [SEP] B. fertilizes cells [SEP] C. It helps them survive [SEP] D. it protects them [SEP] E. cause people to become sick. [SEP] F. an area swollen with pus [SEP] G. causes them to divide often [SEP] H. infects with a virus

Answer: G


What divide more often than normal cells, and grow out of control? [SEP] A. white blood cells [SEP] B. Most plants [SEP] C. hair cells [SEP] D. skin cells [SEP] E. Smoking [SEP] F. peachleaf willow [SEP] G. mutated cells [SEP] H. cigarettes

Answer: G


Cancer cells perform what more often than regular cells? [SEP] A. death [SEP] B. PDAs [SEP] C. grow [SEP] D. recovery [SEP] E. disease [SEP] F. kill them [SEP] G. mitosis [SEP] H. radiation

Answer: G


When the seasons change from the summer to the fall, symptoms of what will sometimes worsen? [SEP] A. vitamin D excess [SEP] B. hypothyroidism [SEP] C. Dehydration [SEP] D. direct damage to the lungs [SEP] E. Thanksgiving [SEP] F. green [SEP] G. Abnormal cell growth [SEP] H. depressive illnesses

Answer: H


when the seasons change from the summer to the fall, the days become what? [SEP] A. Length [SEP] B. colder [SEP] C. cold [SEP] D. segmented [SEP] E. humid [SEP] F. mild [SEP] G. warmer [SEP] H. hotter

Answer: B


what do days become in fall? [SEP] A. rainy [SEP] B. ligt [SEP] C. cold [SEP] D. stormier [SEP] E. colder [SEP] F. hotter [SEP] G. longer [SEP] H. air cools

Answer: E


What determines the amount of daylight earth gets?  [SEP] A. Heat energy [SEP] B. The darkness it gets [SEP] C. The bending of a ray of light [SEP] D. The tilt of the axis [SEP] E. The tilt of the sun's axis [SEP] F. electromagnetic energy [SEP] G. The brightness of the earth [SEP] H. rain or sun shine

Answer: D


When the seasons change from the summer to the fall, what decreases? [SEP] A. sunlight [SEP] B. rainfall [SEP] C. salinity [SEP] D. Sun light [SEP] E. rain [SEP] F. energy usage [SEP] G. ice [SEP] H. distance

Answer: D


How does the amount of daylight change in a location as the  season there changes to fall? [SEP] A. uncontrolled [SEP] B. colors [SEP] C. reduce [SEP] D. increases [SEP] E. depends on the hemisphere [SEP] F. temperature [SEP] G. stays the same [SEP] H. decreases

Answer: H


The change of the Earth's distance from the sun causes the amount of what to decrease? [SEP] A. air [SEP] B. daylight [SEP] C. energy [SEP] D. water [SEP] E. Weight [SEP] F. temperature [SEP] G. time [SEP] H. sunlight

Answer: B


What decreases when the seasons change from summer to autumn? [SEP] A. epidermal [SEP] B. daylight [SEP] C. snow [SEP] D. rain [SEP] E. wind speed [SEP] F. Light [SEP] G. sunlight [SEP] H. temperature

Answer: B


What will decrease when seasons change from summer to fall? [SEP] A. pH [SEP] B. history [SEP] C. darkness [SEP] D. RNA [SEP] E. UV [SEP] F. Sun [SEP] G. N [SEP] H. fun

Answer: E


When the seasons change from the summer to the fall, the amount of what will decrease? [SEP] A. air [SEP] B. matter [SEP] C. Energy. [SEP] D. Solar energy [SEP] E. Light [SEP] F. sunlight [SEP] G. energy [SEP] H. planets

Answer: F


what decreases when the season changes from summer to fall? [SEP] A. amount illumined by the sun [SEP] B. crime [SEP] C. exposure to cold [SEP] D. h2o [SEP] E. gravity [SEP] F. basic building blocks of life [SEP] G. a hemisphere is tilted away from the sun [SEP] H. wavelengths and photons

Answer: A


what are summer nights? [SEP] A. warm [SEP] B. mild [SEP] C. slow [SEP] D. rainy [SEP] E. short [SEP] F. two [SEP] G. unique [SEP] H. cold

Answer: E


hen the seasons change from the summer to the fall, sheep do what more? [SEP] A. rest [SEP] B. migrate [SEP] C. survive [SEP] D. expand [SEP] E. mating [SEP] F. moves [SEP] G. grow [SEP] H. breed

Answer: H


What season will be changing when the daylight decreases. [SEP] A. they body they live in [SEP] B. heat is produced [SEP] C. Plant growth is reduced [SEP] D. cloudy and rainy weather [SEP] E. Continents drifting [SEP] F. organisms and their habitat [SEP] G. Hot humid weather. [SEP] H. adding heat

Answer: G


what does hydrogen bonds cause to expand when it freezes? [SEP] A. oxygen [SEP] B. atomic bombs [SEP] C. rain [SEP] D. NaCl [SEP] E. H20 [SEP] F. lake [SEP] G. hydrogen [SEP] H. h2o

Answer: H


What causes ice to expand as it is formed? [SEP] A. precipitation [SEP] B. water [SEP] C. Physical weathering [SEP] D. sunlight [SEP] E. music [SEP] F. Condensation [SEP] G. heat produced [SEP] H. hydrogen bonds

Answer: H


Hydrogen bonds cause what to expand when it freezes? [SEP] A. salt [SEP] B. mercury [SEP] C. NaCl [SEP] D. lake [SEP] E. H20 [SEP] F. rain [SEP] G. h2o [SEP] H. oxygen

Answer: E


what makes water stick together? [SEP] A. radiation [SEP] B. glue [SEP] C. rings [SEP] D. gravity [SEP] E. CO 2 [SEP] F. magnetism [SEP] G. force [SEP] H. bonds

Answer: H


What bonds cause H2O to expand when freezing? [SEP] A. Covalent [SEP] B. Hydrogen [SEP] C. Metallic [SEP] D. an ion [SEP] E. Heat energy [SEP] F. Ionic [SEP] G. heat [SEP] H. an anion

Answer: B