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Question: What is the term for a random change in allele frequencies that occurs in a small population? Options: A. genetic drift B. evolution C. mutation D. speciation Answer:

Question: What is the term for a random change in allele frequencies that occurs in a small population? Options: A. genetic drift B. evolution C. mutation D. speciation Answer:

A

Question: Aerobic exercise helps improve the cardiovascular system, while what exercise causes muscles to get bigger and stronger? Options: A. enzymatic B. skeletal C. anaerobic D. endurance Answer:

Question: Aerobic exercise helps improve the cardiovascular system, while what exercise causes muscles to get bigger and stronger? Options: A. enzymatic B. skeletal C. anaerobic D. endurance Answer:

C

Question: An excessive posterior curvature of the thoracic region is also known as what? Options: A. kyphosis B. osmosis C. babesiosis D. lordosis Answer:

Question: An excessive posterior curvature of the thoracic region is also known as what? Options: A. kyphosis B. osmosis C. babesiosis D. lordosis Answer:

A

Question: What are the two main divisions of the human nervous system? Options: A. somatic and autonomic B. central and identical C. central and peripheral D. left and right Answer:

Question: What are the two main divisions of the human nervous system? Options: A. somatic and autonomic B. central and identical C. central and peripheral D. left and right Answer:

C

Question: What is composed of two strands of nucleotides in a double-helical structure? Options: A. bacteria B. dna C. molecule D. RNA Answer:

Question: What is composed of two strands of nucleotides in a double-helical structure? Options: A. bacteria B. dna C. molecule D. RNA Answer:

B

Question: The body is made up of how many types of tissue? Options: A. five B. four C. six D. seven Answer:

Question: The body is made up of how many types of tissue? Options: A. five B. four C. six D. seven Answer:

B

Question: The great astronomer edwin hubble discovered that all distant galaxies are receding from our milky way galaxy with velocities proportional to their what? Options: A. masses B. dimensions C. distances D. paths Answer:

Question: The great astronomer edwin hubble discovered that all distant galaxies are receding from our milky way galaxy with velocities proportional to their what? Options: A. masses B. dimensions C. distances D. paths Answer:

C

Question: What is friction that acts on objects while it is rolling over a surface called? Options: A. rolling friction B. surface friction C. blowing friction D. opposing friction Answer:

Question: What is friction that acts on objects while it is rolling over a surface called? Options: A. rolling friction B. surface friction C. blowing friction D. opposing friction Answer:

A

Question: Traditionally, mammals were divided into groups based on what? Options: A. their characteristics B. their behaviors C. their colors D. their sizes Answer:

Question: Traditionally, mammals were divided into groups based on what? Options: A. their characteristics B. their behaviors C. their colors D. their sizes Answer:

A

Question: What type of bonds do alkanes only contain? Options: A. carbon-hydrogen bonds B. carbon-carbon single bonds C. hydrogen-carbon bonds D. hydrogen bonds Answer:

Question: What type of bonds do alkanes only contain? Options: A. carbon-hydrogen bonds B. carbon-carbon single bonds C. hydrogen-carbon bonds D. hydrogen bonds Answer:

B

Question: Which part of the wave helps make the wave bend and cause refraction? Options: A. bright part B. shallow part C. dense part D. heavy part Answer:

Question: Which part of the wave helps make the wave bend and cause refraction? Options: A. bright part B. shallow part C. dense part D. heavy part Answer:

B

Question: What are passed from one generation to the next so species can survive? Options: A. selections B. adaptatioins C. fluctuations D. mutations Answer:

Question: What are passed from one generation to the next so species can survive? Options: A. selections B. adaptatioins C. fluctuations D. mutations Answer:

B

Question: What kind of lines does a diffraction grating produce? Options: A. properly spaced lines B. nearly spaced lines C. evenly spaced lines D. randomly spaced lines Answer:

Question: What kind of lines does a diffraction grating produce? Options: A. properly spaced lines B. nearly spaced lines C. evenly spaced lines D. randomly spaced lines Answer:

C

Question: Which type of ferns have yellow sporangia and no leaves? Options: A. Ostrich fern B. Hothouse fern C. whisk ferns D. Boston fern Answer:

Question: Which type of ferns have yellow sporangia and no leaves? Options: A. Ostrich fern B. Hothouse fern C. whisk ferns D. Boston fern Answer:

C

Question: Ice masses, acquifers, and the deep ocean are examples of water what? Options: A. fields B. lakes C. seas D. reservoirs Answer:

Question: Ice masses, acquifers, and the deep ocean are examples of water what? Options: A. fields B. lakes C. seas D. reservoirs Answer:

D

Question: This heat is used to convert water into steam, which is then used to turn a turbine, thus generating what? Options: A. radiation power B. electrical power C. heating power D. solar power Answer:

Question: This heat is used to convert water into steam, which is then used to turn a turbine, thus generating what? Options: A. radiation power B. electrical power C. heating power D. solar power Answer:

B

Question: What atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit? Options: A. troposphere B. mesosphere C. thermosphere D. stratosphere Answer:

Question: What atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit? Options: A. troposphere B. mesosphere C. thermosphere D. stratosphere Answer:

B

Question: Where are sensors for thermoregulation concentrated in the brain? Options: A. pituitary gland B. thyroid C. medulla D. the hypothalamus Answer:

Question: Where are sensors for thermoregulation concentrated in the brain? Options: A. pituitary gland B. thyroid C. medulla D. the hypothalamus Answer:

D

Question: What is the first step in the breakdown of glucose to extract energy for cellular metabolism? Options: A. glycolysis B. mitosis C. mutation D. photosynthesis Answer:

Question: What is the first step in the breakdown of glucose to extract energy for cellular metabolism? Options: A. glycolysis B. mitosis C. mutation D. photosynthesis Answer:

A

Question: What charge do atoms carry? Options: A. static B. neutral C. positive D. negative Answer:

Question: What charge do atoms carry? Options: A. static B. neutral C. positive D. negative Answer:

B

Question: The pleura that surrounds the lungs consists of how many layers? Options: A. one B. three C. four D. two Answer:

Question: The pleura that surrounds the lungs consists of how many layers? Options: A. one B. three C. four D. two Answer:

D

Question: Organisms that obtain food from outside themselves (i.e. they don't make their own food) are known as what? Options: A. heterotrophs B. fungi C. zygotes D. autotrophs Answer:

Question: Organisms that obtain food from outside themselves (i.e. they don't make their own food) are known as what? Options: A. heterotrophs B. fungi C. zygotes D. autotrophs Answer:

A

Question: In scientific investigations, descriptive statistics are useful for summarizing the characteristics of large what? Options: A. organisms B. questions C. samples D. tissues Answer:

Question: In scientific investigations, descriptive statistics are useful for summarizing the characteristics of large what? Options: A. organisms B. questions C. samples D. tissues Answer:

C

Question: The process of the cytoplasm splitting apart and the cell pinching in two is known as what? Options: A. mitosis B. budding C. electrolysis D. cytokinesis Answer:

Question: The process of the cytoplasm splitting apart and the cell pinching in two is known as what? Options: A. mitosis B. budding C. electrolysis D. cytokinesis Answer:

D

Question: What kind of mountainous formation can often be found near trenches? Options: A. volcanoes B. craters C. caves D. earthquakes Answer:

Question: What kind of mountainous formation can often be found near trenches? Options: A. volcanoes B. craters C. caves D. earthquakes Answer:

A

Question: Because it can be controlled intentionally, skeletal muscle is also called what type of muscle? Options: A. involuntary B. necessary C. voluntary D. automatic Answer:

Question: Because it can be controlled intentionally, skeletal muscle is also called what type of muscle? Options: A. involuntary B. necessary C. voluntary D. automatic Answer:

C

Question: What effect in the atmosphere ensures that the earth maintains the correct temperature to support life? Options: A. greenhouse effect B. coriolis effect C. ozone effect D. smog effect Answer:

Question: What effect in the atmosphere ensures that the earth maintains the correct temperature to support life? Options: A. greenhouse effect B. coriolis effect C. ozone effect D. smog effect Answer:

A

Question: Felsic, intermediate, mafic, and ultramafic are types of composition of what rock group? Options: A. Sedimentary B. asteroids C. metamorphic D. igneous Answer:

Question: Felsic, intermediate, mafic, and ultramafic are types of composition of what rock group? Options: A. Sedimentary B. asteroids C. metamorphic D. igneous Answer:

D

Question: What is the base of nearly all food chains on earth? Options: A. synthesis B. atherosclerosis C. photosynthesis D. glycolysis Answer:

Question: What is the base of nearly all food chains on earth? Options: A. synthesis B. atherosclerosis C. photosynthesis D. glycolysis Answer:

C

Question: The skull is a part of a vertebrate endoskeleton that encloses and protects what organ? Options: A. heart B. brain C. lung D. nervous system Answer:

Question: The skull is a part of a vertebrate endoskeleton that encloses and protects what organ? Options: A. heart B. brain C. lung D. nervous system Answer:

B

Question: The global pattern of precipitation is influenced by movements of what? Options: A. air valleys B. pollution masses C. clouds D. air masses Answer:

Question: The global pattern of precipitation is influenced by movements of what? Options: A. air valleys B. pollution masses C. clouds D. air masses Answer:

D

Question: What is the name of the region of a magnet that has the most pull? Options: A. center B. grid C. pole D. tail Answer:

Question: What is the name of the region of a magnet that has the most pull? Options: A. center B. grid C. pole D. tail Answer:

C

Question: How many major forces of elevation cause allele frequencies to change? Options: A. five B. four C. three D. one Answer:

Question: How many major forces of elevation cause allele frequencies to change? Options: A. five B. four C. three D. one Answer:

B

Question: Where in the atom is a neutron found? Options: A. proton B. orbit C. the nucleus D. electron Answer:

Question: Where in the atom is a neutron found? Options: A. proton B. orbit C. the nucleus D. electron Answer:

C

Question: In physics, what is defined as the average kinetic energy of the particles of matter? Options: A. temperature B. magnetism C. density D. friction Answer:

Question: In physics, what is defined as the average kinetic energy of the particles of matter? Options: A. temperature B. magnetism C. density D. friction Answer:

A

Question: What organelles are known as the "power plants" of the cell? Options: A. plastid B. golgi body C. mitochondria D. flagella Answer:

Question: What organelles are known as the "power plants" of the cell? Options: A. plastid B. golgi body C. mitochondria D. flagella Answer:

C

Question: Dalton's law and henry's law both describe aspects of what type of exchange? Options: A. liquid B. electron C. energy D. gas Answer:

Question: Dalton's law and henry's law both describe aspects of what type of exchange? Options: A. liquid B. electron C. energy D. gas Answer:

D

Question: What vesicles store neurotransmitters? Options: A. synaptic B. Golgi apparatus C. dendritic D. hydrophobic Answer:

Question: What vesicles store neurotransmitters? Options: A. synaptic B. Golgi apparatus C. dendritic D. hydrophobic Answer:

A

Question: What temperature scale is obtained by adding 273 degrees from the corresponding celsius temperature? Options: A. whittle scale B. ph scale C. seismic scale D. kelvin scale Answer:

Question: What temperature scale is obtained by adding 273 degrees from the corresponding celsius temperature? Options: A. whittle scale B. ph scale C. seismic scale D. kelvin scale Answer:

D

Question: Hemoglobin is a large molecule made up of proteins and iron. it consists of four folded chains of a protein called this? Options: A. peptide B. globin C. insulin D. histone Answer:

Question: Hemoglobin is a large molecule made up of proteins and iron. it consists of four folded chains of a protein called this? Options: A. peptide B. globin C. insulin D. histone Answer:

B

Question: A new species is said to have evolved if separated members of a species evolve genetic differences that prevent what from occurring with the original members?? Options: A. extinction B. re-population C. interbreeding D. evolution Answer:

Question: A new species is said to have evolved if separated members of a species evolve genetic differences that prevent what from occurring with the original members?? Options: A. extinction B. re-population C. interbreeding D. evolution Answer:

C

Question: What term describes the orientation of a body lying face-down? Options: A. Supine B. Under C. Diagnal D. prone Answer:

Question: What term describes the orientation of a body lying face-down? Options: A. Supine B. Under C. Diagnal D. prone Answer:

D

Question: What happens to energy when an atom gains an electron? Options: A. it is released B. it is folded C. it is used D. it increases Answer:

Question: What happens to energy when an atom gains an electron? Options: A. it is released B. it is folded C. it is used D. it increases Answer:

A

Question: What is the name of the second most electronegative element? Options: A. oxygen B. carbon C. nitrogen D. Hydrogen Answer:

Question: What is the name of the second most electronegative element? Options: A. oxygen B. carbon C. nitrogen D. Hydrogen Answer:

A

Question: What is the term for species evolving together? Options: A. conjuration B. interconnection C. coevolution D. specmutation Answer:

Question: What is the term for species evolving together? Options: A. conjuration B. interconnection C. coevolution D. specmutation Answer:

C

Question: Where do the eggs develop? Options: A. the uterus B. the glands C. the ovaries D. the follicles Answer:

Question: Where do the eggs develop? Options: A. the uterus B. the glands C. the ovaries D. the follicles Answer:

C

Question: What's the other term for your wind pipe? Options: A. trachea B. cochlea C. esophagus D. cornea Answer:

Question: What's the other term for your wind pipe? Options: A. trachea B. cochlea C. esophagus D. cornea Answer:

A

Question: When food is scarce, starving cells secrete a molecule that stimulates neighboring cells to do what? Options: A. aggregate B. die off C. compete D. hoard energy Answer:

Question: When food is scarce, starving cells secrete a molecule that stimulates neighboring cells to do what? Options: A. aggregate B. die off C. compete D. hoard energy Answer:

A

Question: What do cells secrete that binds to receptors? Options: A. proteins B. endorphans C. factor D. stress Answer:

Question: What do cells secrete that binds to receptors? Options: A. proteins B. endorphans C. factor D. stress Answer:

C

Question: What is the term for the tube that carries sound waves into the ear? Options: A. flap canal B. ear canal C. sound canal D. tone canal Answer:

Question: What is the term for the tube that carries sound waves into the ear? Options: A. flap canal B. ear canal C. sound canal D. tone canal Answer:

B

Question: In the cardiovascular system, what blood vessels carry blood away from the heart? Options: A. capillaries B. arteries C. veins D. cilia Answer:

Question: In the cardiovascular system, what blood vessels carry blood away from the heart? Options: A. capillaries B. arteries C. veins D. cilia Answer:

B

Question: Molecules in the gas phase can collide with the liquid surface and reenter the liquid via what? Options: A. fermentation B. liquidation C. combustion D. condensation Answer:

Question: Molecules in the gas phase can collide with the liquid surface and reenter the liquid via what? Options: A. fermentation B. liquidation C. combustion D. condensation Answer:

D

Question: What guards the opening between the right atrium and the right ventricle? Options: A. aorta B. superior vena cava C. tricuspid valve D. brachiocephalic trunk Answer:

Question: What guards the opening between the right atrium and the right ventricle? Options: A. aorta B. superior vena cava C. tricuspid valve D. brachiocephalic trunk Answer:

C

Question: The water cycle involves movement of water between air and what? Options: A. air B. animals C. tree D. land Answer:

Question: The water cycle involves movement of water between air and what? Options: A. air B. animals C. tree D. land Answer:

D

Question: When we consider a chemical reaction, we need to take into account both the system and what? Options: A. time B. fluctuations C. date D. sorroundings Answer:

Question: When we consider a chemical reaction, we need to take into account both the system and what? Options: A. time B. fluctuations C. date D. sorroundings Answer:

D

Question: What is a layer of tissue that lies between the shell and the body? Options: A. silt B. node C. mantle D. stem Answer:

Question: What is a layer of tissue that lies between the shell and the body? Options: A. silt B. node C. mantle D. stem Answer:

C

Question: In what country can some of the largest natural crystals be found? Options: A. germany B. mexico C. spain D. canada Answer:

Question: In what country can some of the largest natural crystals be found? Options: A. germany B. mexico C. spain D. canada Answer:

B

Question: What are the primary producers in terrestrial biomes? Options: A. gases B. soil C. plants D. animals Answer:

Question: What are the primary producers in terrestrial biomes? Options: A. gases B. soil C. plants D. animals Answer:

C

Question: Where are aerofoils found? Options: A. birds and airplanes B. birds and busses C. birds and cars D. airplanes and plants Answer:

Question: Where are aerofoils found? Options: A. birds and airplanes B. birds and busses C. birds and cars D. airplanes and plants Answer:

A

Question: What is the si unit for pressure? Options: A. le B. pascal C. watt D. laurent Answer:

Question: What is the si unit for pressure? Options: A. le B. pascal C. watt D. laurent Answer:

B

Question: Marine fishes take in divalent ions by incessantly drinking what? Options: A. algae B. oxygen C. seawater D. sand Answer:

Question: Marine fishes take in divalent ions by incessantly drinking what? Options: A. algae B. oxygen C. seawater D. sand Answer:

C

Question: The simplest and smallest particle of matter that still has chemical properties of the element is called? Options: A. an atom B. a nucleus C. a molecule D. an isotope Answer:

Question: The simplest and smallest particle of matter that still has chemical properties of the element is called? Options: A. an atom B. a nucleus C. a molecule D. an isotope Answer:

A

Question: Frequency and intensity are two measurable properties of what? Options: A. lines B. heat C. troughs D. wave Answer:

Question: Frequency and intensity are two measurable properties of what? Options: A. lines B. heat C. troughs D. wave Answer:

D

Question: While most mammals give birth to live young, monotremes can do what? Options: A. lay eggs B. adopt offspring C. reproduce asexually D. steal eggs Answer:

Question: While most mammals give birth to live young, monotremes can do what? Options: A. lay eggs B. adopt offspring C. reproduce asexually D. steal eggs Answer:

A

Question: What happens to old oceanic crust at convergent boundaries? Options: A. destroyed B. created C. emerges D. dissolves Answer:

Question: What happens to old oceanic crust at convergent boundaries? Options: A. destroyed B. created C. emerges D. dissolves Answer:

A

Question: When electrons are shared between two atoms, they make a bond called a what? Options: A. metallic bond B. hydrogen bond C. covalent bond D. ionic bond Answer:

Question: When electrons are shared between two atoms, they make a bond called a what? Options: A. metallic bond B. hydrogen bond C. covalent bond D. ionic bond Answer:

C

Question: What happens to the temperature of matter as light is absorbed? Options: A. it triples B. it drops C. it increases D. it stays the same Answer:

Question: What happens to the temperature of matter as light is absorbed? Options: A. it triples B. it drops C. it increases D. it stays the same Answer:

C

Question: By shocking ocean water, earthquakes can cause what deadly ocean waves? Options: A. typhoons B. ebb tides C. tsunamis D. deep currents Answer:

Question: By shocking ocean water, earthquakes can cause what deadly ocean waves? Options: A. typhoons B. ebb tides C. tsunamis D. deep currents Answer:

C

Question: Where are the desmosome found in a cell? Options: A. coating B. epithelium C. epithelial D. neuron Answer:

Question: Where are the desmosome found in a cell? Options: A. coating B. epithelium C. epithelial D. neuron Answer:

B

Question: An action potential that starts at the axon hillock moves along the axon only toward what? Options: A. ionic pathways B. polar synapses C. nerve endings D. the synaptic terminals Answer:

Question: An action potential that starts at the axon hillock moves along the axon only toward what? Options: A. ionic pathways B. polar synapses C. nerve endings D. the synaptic terminals Answer:

D

Question: Fission is a type of radioactivity in which large nuclei spontaneously break apart into what? Options: A. light nuclei B. smaller nuclei C. faster nuclei D. active nuclei Answer:

Question: Fission is a type of radioactivity in which large nuclei spontaneously break apart into what? Options: A. light nuclei B. smaller nuclei C. faster nuclei D. active nuclei Answer:

B

Question: Bones are the main organs of what system, which also includes cartilage and ligaments? Options: A. skeletal system B. digestive system C. lymphatic system D. endocrine system Answer:

Question: Bones are the main organs of what system, which also includes cartilage and ligaments? Options: A. skeletal system B. digestive system C. lymphatic system D. endocrine system Answer:

A

Question: Most waves strike the shore at an angle. this causes what? Options: A. longshore drift B. erosion C. fontaine drift D. tide Answer:

Question: Most waves strike the shore at an angle. this causes what? Options: A. longshore drift B. erosion C. fontaine drift D. tide Answer:

A

Question: What is the difference between the daily high and the daily low? Options: A. sunrise and sunset B. tidal change C. margin of error D. weather forecast Answer:

Question: What is the difference between the daily high and the daily low? Options: A. sunrise and sunset B. tidal change C. margin of error D. weather forecast Answer:

B

Question: Spermatogonia are the stem cells of what male sex organs? Options: A. ovaries B. Prostate C. testes D. Epididymis Answer:

Question: Spermatogonia are the stem cells of what male sex organs? Options: A. ovaries B. Prostate C. testes D. Epididymis Answer:

C

Question: Sensory neurons transmit nerve impulses from sense organs and internal organs to the brain via the? Options: A. nervous system B. nerve endings C. spinal column D. spinal cord Answer:

Question: Sensory neurons transmit nerve impulses from sense organs and internal organs to the brain via the? Options: A. nervous system B. nerve endings C. spinal column D. spinal cord Answer:

D

Question: Sexually reproducing organisms alternate between which stages? Options: A. binary and diploid B. haploid and diploid C. diploid and traploid D. binary and haploid Answer:

Question: Sexually reproducing organisms alternate between which stages? Options: A. binary and diploid B. haploid and diploid C. diploid and traploid D. binary and haploid Answer:

B

Question: Acids turn blue litmus paper which color? Options: A. purple B. red C. grey D. white Answer:

Question: Acids turn blue litmus paper which color? Options: A. purple B. red C. grey D. white Answer:

B

Question: The development of a head region is called what? Options: A. trichina B. cephalization C. spore D. cocklebur Answer:

Question: The development of a head region is called what? Options: A. trichina B. cephalization C. spore D. cocklebur Answer:

B

Question: Which hormone helps cells absorb sugar from the blood? Options: A. adrenaline B. estrogen C. cortisol D. insulin Answer:

Question: Which hormone helps cells absorb sugar from the blood? Options: A. adrenaline B. estrogen C. cortisol D. insulin Answer:

D

Question: What is the number of electrons equal to in every electrically neutral atom? Options: A. Electrons B. molecules C. nucleus D. protons Answer:

Question: What is the number of electrons equal to in every electrically neutral atom? Options: A. Electrons B. molecules C. nucleus D. protons Answer:

D

Question: Does climate change have a positive or negative effect on reproductive success? Options: A. neither B. negative C. both D. positive Answer:

Question: Does climate change have a positive or negative effect on reproductive success? Options: A. neither B. negative C. both D. positive Answer:

B

Question: What is the most common form of dwarfism in humans? Options: A. alopecia B. malnutrition C. anemia D. achondroplasia Answer:

Question: What is the most common form of dwarfism in humans? Options: A. alopecia B. malnutrition C. anemia D. achondroplasia Answer:

D

Question: What is the term for groups of three successive nucleotide bases in dna? Options: A. triple play B. triads C. triplets D. tertiary bases Answer:

Question: What is the term for groups of three successive nucleotide bases in dna? Options: A. triple play B. triads C. triplets D. tertiary bases Answer:

C

Question: The coccyx, or tailbone, results from the fusion of four small what? Options: A. alangulam vertebrae B. coccygeal vertebrae C. rib vertebrae D. arsine vertebrae Answer:

Question: The coccyx, or tailbone, results from the fusion of four small what? Options: A. alangulam vertebrae B. coccygeal vertebrae C. rib vertebrae D. arsine vertebrae Answer:

B

Question: What is a pure substance that cannot be separated into any other substances called? Options: A. Cells B. Spears C. light D. element Answer:

Question: What is a pure substance that cannot be separated into any other substances called? Options: A. Cells B. Spears C. light D. element Answer:

D

Question: How many different types of stresses are there? Options: A. seven B. three C. five D. four Answer:

Question: How many different types of stresses are there? Options: A. seven B. three C. five D. four Answer:

D

Question: A molecule has two structures that can be generated. what is this called? Options: A. resonance hybrids B. congruence C. isomerism D. ethnocentrism Answer:

Question: A molecule has two structures that can be generated. what is this called? Options: A. resonance hybrids B. congruence C. isomerism D. ethnocentrism Answer:

C

Question: An antigen is a molecule that reacts with some component of the what response? Options: A. fight or flight B. digestion C. hormones D. immune Answer:

Question: An antigen is a molecule that reacts with some component of the what response? Options: A. fight or flight B. digestion C. hormones D. immune Answer:

D

Question: What bodily system is primarily responsible for fighting pathogens in the body? Options: A. Cardiovascular B. immune C. digestion D. Muscular Answer:

Question: What bodily system is primarily responsible for fighting pathogens in the body? Options: A. Cardiovascular B. immune C. digestion D. Muscular Answer:

B

Question: Displacement, velocity, acceleration, and force are examples of what type of quantity that has magnitude and direction? Options: A. cycles B. wave C. vector D. frequency Answer:

Question: Displacement, velocity, acceleration, and force are examples of what type of quantity that has magnitude and direction? Options: A. cycles B. wave C. vector D. frequency Answer:

C

Question: Gases such as co2 and methane can trap what energy in earth's atmosphere, before radiating it into space? Options: A. thermal energy B. potential energy C. mechanical energy D. sunlight energy Answer:

Question: Gases such as co2 and methane can trap what energy in earth's atmosphere, before radiating it into space? Options: A. thermal energy B. potential energy C. mechanical energy D. sunlight energy Answer:

A

Question: What happens when heated water is released into a body of water? Options: A. thermal pollution B. geysers C. gaseous pollution D. crystalline pollution Answer:

Question: What happens when heated water is released into a body of water? Options: A. thermal pollution B. geysers C. gaseous pollution D. crystalline pollution Answer:

A

Question: What term is used to describe a chemical released by an animal that affects the behavior or physiology of animals of the same species? Options: A. isolate B. amino C. enzyme D. pheromone Answer:

Question: What term is used to describe a chemical released by an animal that affects the behavior or physiology of animals of the same species? Options: A. isolate B. amino C. enzyme D. pheromone Answer:

D

Question: Producers at the base of ecological food webs are also known as? Options: A. mutualistic B. autotrophic C. endoscopic D. symbiotic Answer:

Question: Producers at the base of ecological food webs are also known as? Options: A. mutualistic B. autotrophic C. endoscopic D. symbiotic Answer:

B

Question: What is the term for the gas in smog that can damage plants? Options: A. carbon B. sulphur C. dioxide D. ozone Answer:

Question: What is the term for the gas in smog that can damage plants? Options: A. carbon B. sulphur C. dioxide D. ozone Answer:

D

Question: What must happen for two ions to form an ionic bond? Options: A. Two ions need to be the same size B. two ions need to have neutral charges C. two ions need to have the same charge D. two ions need to have opposite charges Answer:

Question: What must happen for two ions to form an ionic bond? Options: A. Two ions need to be the same size B. two ions need to have neutral charges C. two ions need to have the same charge D. two ions need to have opposite charges Answer:

D

Question: What is the study of the similarities and differences in the embryos of different species? Options: A. diversified embryology B. comparative embryology C. prenatal biology D. example embryology Answer:

Question: What is the study of the similarities and differences in the embryos of different species? Options: A. diversified embryology B. comparative embryology C. prenatal biology D. example embryology Answer:

B

Question: What are the main organs of the respiratory system? Options: A. kidneys B. lungs C. ovaries D. intestines Answer:

Question: What are the main organs of the respiratory system? Options: A. kidneys B. lungs C. ovaries D. intestines Answer:

B

Question: What do you call the traits that allow a plant, animal, or other organism to survive and reproduce in its environment? Options: A. adaptations B. additions C. advantages D. settings Answer:

Question: What do you call the traits that allow a plant, animal, or other organism to survive and reproduce in its environment? Options: A. adaptations B. additions C. advantages D. settings Answer:

A