Jongbin-kr/qasc huggingface dataset:
Decreasing the amount of light results in lower temperatures allowing a potential increase of what? (A) salinity (B) Condensation (C) electricity (D) Temperature (E) Evaporation (F) Quality of life (G) aerobic capacity (H) Dehydration
Answer: B
Fact 1: condensation is when change from a gas into a liquid by reducing heat energy
Fact 2: Light energy is converted into heat energy.
Combined fact: Decreasing the amount of light results in cooler temperatures and more condensation.
What is when something changes from a gas into a liquid by reducing what is measured in temperature? (A) Water expanding (B) condensation (C) forces (D) movement (E) Evaporation (F) sweating (G) motion (H) boiling
Answer: B
Fact 1: condensation is when change from a gas into a liquid by reducing heat energy
Fact 2: All temperatures are measures of heat energy.
Combined fact: condensation is when something changes from a gas into a liquid by reducing what is measured in temperature
What is formed when solvants are dissolved? (A) salinity (B) solids (C) calcite (D) bacteria (E) moistures (F) patch reefs (G) Solutions (H) liquids
Answer: G
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: Solvents are substances, usually liquid, that dissolve other substances.
Combined fact: Solutions are formed when solvents are dissolved.
A solution is formed by _ being dissolved in solvents. (A) salient (B) water (C) compound (D) liquids (E) rain (F) salinity (G) ligt (H) solutes
Answer: H
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: Water acts as the solvent and the dissolved substances act as the solutes.
Combined fact: a solution is formed by solutes being dissolved in solvents
A solution is formed when limestone is dissolved in what? (A) old caves (B) habitats (C) body water (D) rainfall (E) calcite (F) sandy shores (G) evaporation (H) ocean water
Answer: H
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: Another dissolved substance in ocean water is a type of rock called limestone .
Combined fact: A solution is formed when limestone is dissolved in ocean water.
What are the two ingredients of a saline solution? (A) salt and water. (B) Deoxyribonucleicacid (C) water and iodine (D) looseness (E) Veins and arteries. (F) salt and calcium (G) salt and oxygen (H) deoxyribonucleic acid
Answer: A
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: Salinity refers to salts dissolved in water.
Combined fact: A saline solution is made by adding salt to water.
When one substance dissolves in another, the mixture is: (A) unidirectional (B) homogenous (C) It expands (D) Condensation (E) elemental (F) emulsion (G) barrel-shaped (H) separated
Answer: B
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: Homogeneous mixtures are called solutions.
Combined fact: A homogenous mixture is formed when one substance dissolves in another.
a solution is formed when one of these gets dissolved into another one of these (A) Calcium carbonate (B) Condensation (C) near the shoreline (D) solid, liquid, gas (E) a hydraulic system (F) evaporation (G) Light passing through water (H) chemical changes
Answer: D
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: Most substances can exist as a solid, liquid or gas.
Combined fact: a solution is formed by a solid, liquid, or gas being dissolved in another solid, liquid, or gas
What is created when a solvent dissolves a solute?  (A) Solutions (B) salinity (C) sugar (D) Condensation (E) an object (F) Heat energy (G) Energy. (H) energy
Answer: A
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: Water acts as the solvent and the dissolved substances act as the solutes.
Combined fact: A solution is formed when a solvent dissolves a solute
What is formed by one substance being dissolved in another substance? (A) patch reefs (B) hydrogen and oxygen (C) organic molecules (D) a hydraulic system (E) calcite (F) white vinegar (G) Calcium carbonate (H) salinity
Answer: F
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: White vinegar is a 5 percent acetic acid solution.
Combined fact: White vinegar is formed by one substance being dissolved in another substance.
What is it called when two substances are dissolved? (A) Dilution (B) Bodily water (C) vaporization (D) watershred (E) thirst (F) bamboo (G) Condensation (H) salinity
Answer: A
Fact 1: a solution is formed by one substance being dissolved in another substance
Fact 2: An unsaturated solution is a dilute solution.
Combined fact: Dilution is when two substances are dissolved.
What is essential to all living organisms? (A) garbage (B) Energy. (C) hydration (D) gifts (E) food and shelter (F) Chemical energy (G) poison (H) The atmosphere
Answer: H
Fact 1: Carbon cycles quickly between organisms and the atmosphere.
Fact 2: Carbon is an essential component of all living organisms.
Combined fact: the atmosphere is essential to all living organisms
What disrupts the cycle between organisms and the atmosphere? (A) burning coal (B) Sulfur dioxide (C) replanting forests (D) solar system (E) Greenhouse gasses (F) chlorofluorocarbons (G) life cycle (H) deforestation
Answer: H
Fact 1: Carbon cycles quickly between organisms and the atmosphere.
Fact 2: Deforestation also disrupts the Carbon Cycle.
Combined fact: Deforestation disrupts the cycle between organisms and the atmosphere.
Carbon cycles quickly between organisms and (A) O2 (B) DNA (C) comets (D) air (E) Aves (F) ocean (G) satellites (H) lung
Answer: D
Fact 1: Carbon cycles quickly between organisms and the atmosphere.
Fact 2: Atmosphere is the blanket of air around the earth.
Combined fact: Carbon cycles quickly between organisms and the blanket of air around the earth.
What disrupts organisms and the atmosphere? (A) fog (B) Sulfur dioxide (C) light rain (D) fossil fuels (E) Pesticides (F) water vapor (G) burning coal (H) deforestation
Answer: H
Fact 1: Carbon cycles quickly between organisms and the atmosphere.
Fact 2: Deforestation also disrupts the Carbon Cycle.
Combined fact: deforestation disrupts organisms and the atmosphere
What is needed by living things? (A) hate (B) sunlight (C) Chemical energy (D) pain (E) love (F) hydration (G) The atmosphere (H) Energy.
Answer: G
Fact 1: Carbon cycles quickly between organisms and the atmosphere.
Fact 2: Water, carbon dioxide, and nitrogen are all needed by living things.
Combined fact: the atmosphere is needed by living things
what is controlled between organisms and the atmosphere? (A) carbon dioxide (B) sweating (C) temperature (D) air pressure (E) heat energy (F) Pollution (G) energy usage (H) Chemical energy
Answer: A
Fact 1: Carbon cycles quickly between organisms and the atmosphere.
Fact 2: Carbon dioxide is controlled by the carbon cycle.
Combined fact: Carbon dioxide is controlled between organisms and the atmosphere
What cycle quickly between organisms and the atmosphere? (A) chlorofluorocarbons (B) organic molecules (C) Most plants (D) Greenhouse gasses (E) Greenhouse gases (F) emissions (G) fossil fuels (H) Burning fuel and air
Answer: B
Fact 1: Carbon cycles quickly between organisms and the atmosphere.
Fact 2: An organic molecule is one involving carbon.
Combined fact: organic molecules cycle quickly between organisms and the atmosphere
What is controlled by the carbon circle and is transferred between organisms and atmosphere (A) Energy. (B) Chemical energy (C) Carbon Dioxide (D) Organic compounds (E) flow of electrons (F) heat energy (G) oxidation reaction (H) temperature
Answer: C
Fact 1: Carbon cycles quickly between organisms and the atmosphere.
Fact 2: Carbon dioxide is controlled by the carbon cycle.
Combined fact: Carbon dioxide is controled by the carbon circle and is transferred between organisms and atmosphere
What is common in males of the same species? (A) competition (B) dancing (C) mating (D) traits (E) females (F) biceps (G) Allergies (H) hormones
Answer: A
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: Competition between male animals is common in nature.
Combined fact: males fight their own species
Competition may cause animals to do what with other animals of their species? (A) burrow (B) migrate (C) break off (D) disengage (E) kill them (F) mating (G) interact (H) threatened
Answer: G
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: Mock fights also teach animals to interact with others of their species.
Combined fact: Competition may cause animals to interact with other animals of their species.
Why would a gorilla dominate all of the resources of a group? (A) anarchy (B) it needs them (C) Energy. (D) gene flow (E) competition (F) four limbs (G) frustration (H) enabling
Answer: E
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: By nature, gorillas fight for domination of resources.
Combined fact: competition may cause gorillas to dominate resources
what species may be caused to fight each other by competition? (A) h2o (B) Lobsters (C) violence (D) pigeons (E) gases (F) omnivores (G) bullfrogs (H) humans
Answer: H
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: Humans are animals too.
Combined fact: competition may cause humans to fight each other
What may cause fighting within a species? (A) caring for young (B) deforestation (C) growing food (D) a tree falling (E) competing for resources (F) Males and females (G) depress neuronal excitability (H) making peace
Answer: E
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: When habitat is healthy, many animals can compete for resources and still coexist.
Combined fact: Competing for resources may cause fighting within a species.
What may cause animals to fight towards members of their own species? (A) Males and females (B) food and shelter (C) energy of moving objects (D) fashion (E) jealousy (F) vanity (G) parasites (H) threatened
Answer: B
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: Competition Animals compete for food and shelter.
Combined fact: food and shelter may cause animals to fight towards members of their own species
What may cause lions to fight other lions? (A) influenza (B) Pesticides (C) cooperation (D) heat energy (E) competition (F) tradition (G) boredom (H) hormones
Answer: E
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: Lions are members of the 'Panthera leo' species.
Combined fact: Competition may cause lions to fight other lions.
Competition may cause animals to fight towards members in the same what? (A) bloodline (B) existence (C) biome (D) planet (E) clams (F) Mammal (G) abalone (H) genus
Answer: H
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: Species is a property of genus, genus is a property of family, etc.
Combined fact: competition may cause animals to fight towards members of a property of genus
fierce fighting for nest sites may cause animals to fight towards who? (A) food and shelter (B) members of their own species (C) other living things (D) Something with a head, thorax, and abdomen (E) large fish (F) creatures with hair (G) Males and females (H) members of orders
Answer: B
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: Competition for nest sites can be fierce and fighting is common.
Combined fact: fierce fighting for nest sites may cause animals to fight towards members of their own species
What may cause animals to fight towards members of their own species? (A) energy of moving objects (B) lots of mates (C) deforestation (D) food and shelter (E) scarce resources (F) abundant resources (G) lots of resources (H) threatened
Answer: E
Fact 1: competition may cause animals to fight towards members of their own species
Fact 2: Competition is fierce and resources are scarce.
Combined fact: scarce resources may cause animals to fight towards members of their own species
what is so small it can only be seen with an electron microscope? (A) clouds (B) cell (C) DNA (D) ovum (E) HIV (F) magnified (G) h2o (H) RNA
Answer: E
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Where most viruses are DNA, HIV is an RNA virus.
Combined fact: HIV is so small it can only be seen with an electron microscope
Viruses are so small that they can be seen by what? (A) focusing a lens (B) A computer (C) looking close (D) rays or beams (E) sunlight (F) bending light rays (G) seeing smaller (H) tuning eyes
Answer: A
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Once the camera is tuned with the microscope, the focusing depends on the microscope lens.
Combined fact: Viruses are so small that they can be seen by focusing a lens
What can viruses be seen with? (A) eye (B) A computer (C) magnifying glass (D) microscope (E) the skin (F) radiation (G) Chemical energy (H) glasses
Answer: D
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Electron microscopes are needed to see viruses.
Combined fact: viruses can only be seen with a microscope
viruses are so small that they can be seen only with a device developed where? (A) A computer (B) sunlight (C) Light (D) germany (E) retina (F) at home (G) canada (H) taiwan
Answer: D
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Electron microscope is developed in Germany.
Combined fact: viruses are so small that they can be seen only with a device developed in germany.
What of the following can only be viewed by illuminating electrons?  (A) insects (B) small animals (C) eyelashes (D) Light (E) an image (F) fungi (G) viruses (H) an object
Answer: G
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Objects to be viewed are illuminated by electrons in an electron microscope.
Combined fact: Viruses are viewed by illuminating electrons.
Objects that are a few nanometers in size can be seen only with: (A) an electron microscope (B) refraction of light (C) matter vibrating (D) ultrasound (E) The bending of a ray of light (F) slight magnification (G) flashlights (H) lens
Answer: A
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Viruses Viruses are very small, a few nanometers in size.
Combined fact: Objects that are only a few nanometers in size can be seen only with an electron microscope.
What is so small it can be seen only with an electron microscope? (A) all invertebrates (B) humans (C) bacteria (D) alveoli (E) acetic acid (F) orchids (G) smallpox (H) planets
Answer: G
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Some smallpox viruses are maintained in laboratories.
Combined fact: smallpox is so small that it can be seen only with an electron microscope
What is used to study viruses? (A) rays or beams (B) Cooking (C) aqueous solution (D) energy (E) an image (F) radiation (G) radiography (H) Dilution
Answer: G
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Viruses are studied by radiography and use of the electron microscope.
Combined fact: radiography is used to study viruses
Viruses are so small that to see them a scientist would have to use what kind of lens? (A) Refract it (B) refraction of light (C) an electron lens (D) an image (E) rays or beams (F) bending light rays (G) A computer (H) flashlights
Answer: C
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: On the surface of each microscopic color filter is also a microscopic lens.
Combined fact: Viruses are so small that they can be seen only with an electron lens.
How can cells of the Tobacco Mosaic be seen? (A) refraction of light (B) an area swollen with pus (C) by indirect light (D) death and devastation (E) bending light rays (F) electron microscope (G) deadly and devastating (H) Veins and arteries.
Answer: F
Fact 1: Viruses are so small that they can be seen only with an electron microscope.
Fact 2: Viruses include the Tobacco Mosaic Virus.
Combined fact: Tobacco Mosaic is so small that it can only be seen with an electron microscope.
Leaves that keep the plant from what are used for storing water by some plants? (A) drying out (B) absorbing liquid (C) bacteria (D) cold air (E) staying damp (F) dormant state (G) toxins (H) keeping moist
Answer: A
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Waxy leaves keep the plant from drying out.
Combined fact: Leaves that keep the plant from drying out are used for storing water by some plants
semi-arid climates have plants that are able to do what with water (A) be flooded by (B) growth (C) store (D) transpire (E) survive (F) adapt (G) float in (H) grow
Answer: C
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Leaves are slightly waxy and prevent drying in our semi-arid climate.
Combined fact: semi-arid climates have plants that are able to store water
what do some plants use waxy leaves for? (A) staying warm (B) petals (C) nutrients (D) Chemical energy (E) Exfoliation (F) carbon monoxide (G) water conservation (H) water evaporation
Answer: G
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Plants have many adaptations for conserving water or storing it.
Combined fact: waxy leaves are used for water conservation by some plants
What uses leaves to store water? (A) animals (B) horses (C) heterotrophs (D) kalenchoes (E) eukyarotes (F) camels (G) it needs them (H) fans
Answer: D
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Kalanchoes are known for their waxy, thick, dark green leaves.
Combined fact: kalenchoes use their leaves to store water
What are leaves used to store? (A) wind (B) fats (C) water (D) sunlight (E) lipids (F) glucose (G) soil (H) energy
Answer: C
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Leaves are long, oval and waxy.
Combined fact: leaves are used to store water
What do some cacti use waxy leaves for? (A) hydration (B) Chemical energy (C) storing water (D) it needs them (E) support (F) survival (G) to stay warm (H) cellulose
Answer: C
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Many cacti also have a waxy coating that helps the plant conserve moisture in desert climates.
Combined fact: cacti store water with waxy leaves
Where do orchids keep water? (A) In their leaves (B) dormant state (C) it needs them (D) by indirect light (E) By coral exoskeletons (F) near the shoreline (G) cellulose (H) they body they live in
Answer: A
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Orchids often have fleshy pods and waxy leaves which can store water.
Combined fact: Orchids keep water in their leaves.
Where do Bromeliads store water? (A) at or near the margins (B) hard outer covering (C) an external framework (D) By coral exoskeletons (E) In their leaves (F) Tropical (G) by indirect light (H) near the shoreline
Answer: E
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Bromeliads are a group of plants that have stiff, waxy leaves that form a cup-shaped body.
Combined fact: Bromeliads store water in their waxy leaves
Leaves are covered with what, which is used to store water in plants? (A) exoskeleton (B) a cuticle (C) barrel-shaped (D) fibrous (E) Collagen (F) nutrients (G) cellulose (H) watershred
Answer: B
Fact 1: waxy leaves are used for storing water by some plants
Fact 2: Leaves are covered with a waxy layer, the cuticle , which prevents water loss.
Combined fact: Leaves are covered with a cuticle which are used to store water in plants.
All chemical reactions require the initial input of energy to get the reaction what? (A) made (B) state (C) started (D) Decibels (E) over (F) heat (G) finished (H) removed
Answer: C
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Activation energy is the initial input of energy required to get the reaction started.
Combined fact: All chemical reactions require the initial input of energy to get the reaction started
overcoming the energy barrier starts a what (A) chemical reaction (B) contraction (C) Movement of an air mass (D) expansion (E) metabolic reaction (F) energy storage (G) increased body strength (H) oxidation reaction
Answer: A
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Activation energy is required to overcome the energy barrier.
Combined fact: overcoming the energy barrier starts a chemical reaction
What does fire require to get started? (A) an engine (B) activation energy (C) water (D) energy usage (E) direct energy (F) dogs (G) activated almonds (H) adding heat
Answer: B
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Fire is a chemical reaction.
Combined fact: Fire requires activation energy to get started.
What do fires require to get started? (A) vacuum (B) heating liquids (C) energy usage (D) water (E) activation energy (F) phosphorus (G) adding heat (H) direct energy
Answer: E
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Fire is a chemical reaction.
Combined fact: fires require activation energy to get started
All chemical reactions require a form of what to get started? (A) oxygen (B) celestial measurement (C) gas (D) heat (E) UV (F) charge (G) Light (H) scientific expression
Answer: D
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Basically, heat is energy.
Combined fact: All chemical reactions require heat to get started.
What require activation energy to get started? (A) changing colors (B) chemical additions (C) reacting colors (D) Firecrackers (E) an engine (F) heating liquids (G) Organic compounds (H) chemical changes
Answer: H
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Chemical changes are referred to as a chemical reaction.
Combined fact: Chemical changes require activation energy to get started
What is required before a chemical change? (A) kinetic energy (B) energy usage (C) activation push (D) activation energy (E) activation switch (F) activation power (G) Burning fuel and air (H) Evaporation
Answer: D
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Chemical changes are a result of chemical reactions.
Combined fact: Activation energy must be used before a chemical change happens.
What must a chemical reaction overcome before starting? (A) PV=nRT (B) heat or cold (C) reactants (D) energy barrier (E) Dehydration (F) harmful substances (G) resistance (H) temperature
Answer: D
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Activation energy is required to overcome the energy barrier.
Combined fact: All chemical reactions must first overcome the energy barrier.
What can make a chemical reaction easier to get started? (A) sweating (B) ATP (C) Carbohydrates (D) heat (E) a stove (F) DNA (G) Enzymes (H) electron
Answer: G
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Enzymes are catalysts and accordingly, speed up reactions by decreasing the activation energy.
Combined fact: Enzymes makes chemicals reactions easier to get started
What do catalysts do? (A) metabolic reaction (B) breathe (C) get chemical reactions started (D) Slowing the transfer of heat (E) A compound that donates proton (F) fertilize eggs (G) have a positive impact on the environment (H) inhibit chemical reactions
Answer: C
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Catalysts lower the activation energy for reactions.
Combined fact: Catalysts help chemical reactions to get started.
In what way does a catalyst help in chemical reactions? (A) Generating heat (B) lowered energy cost (C) metabolic reaction (D) heating liquids (E) by making heat (F) adding heat (G) increases a body's strength (H) preventing heat transfer
Answer: B
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Catalysts lower the activation energy.
Combined fact: A catalyst can lower the energy cost of a chemical reaction.
What do ALL chemical changes require to occur? (A) during the day (B) heating liquids (C) Activation energy (D) wavelengths and photons (E) Burning fuel and air (F) kinetic energy (G) electromagnetic energy (H) direct energy
Answer: C
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Chemical changes are a result of chemical reactions.
Combined fact: All chemical changes require activation energy to occur.
What describes something that requires activation energy to get started? (A) igniting fuel and oxidiser (B) heating liquids (C) Fully cooking the oysters (D) Riding a bike (E) an engine (F) burning coal (G) chemical equations (H) Firecrackers
Answer: G
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Chemical equations describe chemical reactions.
Combined fact: Chemical equations describe something that requires activation energy to get started.
Catalysts lower the input required for chemical reactions to what (A) temperature (B) It decreases (C) adding heat (D) Under 32 degrees (E) Decibels (F) reduce (G) the environment (H) get started
Answer: H
Fact 1: All chemical reactions require activation energy to get started.
Fact 2: Catalysts lower the activation energy for reactions.
Combined fact: Catalysts lower the input required for chemical reactions to get started
What do ancathostega have four of? (A) Eggs (B) feet (C) Wings (D) alveoli (E) Lungs (F) ovaries (G) rings (H) Limbs
Answer: H
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: Ancathostega is one of the earliest tetrapods found, and by far the most complete.
Combined fact: Ancathostegs have four limbs
Amphibians with what are more advanced than fish? (A) four eyes (B) sensory neurons (C) rapid expansion (D) layers of fat (E) four limbs (F) kinetic energy (G) tails (H) many limbs
Answer: E
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: All vertebrates more advanced than fish have four limbs, each with up to five fingers or toes.
Combined fact: Amphibians with four limbs are more advanced than fish.
These belong to the class of creature that were the first true tetrapods: (A) millipede (B) crabs (C) four limbs (D) bullfrogs (E) gastropod (F) a fish (G) warm-blooded (H) insects
Answer: D
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: Bullfrogs eat other amphibians.
Combined fact: Bullfrogs are of the class of creatures that were the first true tetrapods.
_ are tetrapods. (A) animals (B) amoeba (C) Frogs (D) Length (E) insects (F) Spiders (G) Snakes (H) Birds
Answer: C
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: Frogs are classified as amphibians.
Combined fact: Frogs are tetrapods.
What are vertebrates with four limbs? (A) humans (B) frogs (C) fish (D) Birds (E) phytoplankton (F) coral (G) bears (H) goats
Answer: B
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: All frogs are amphibians.
Combined fact: frogs are vertebrates with four limbs
The first true tetrapods, or vertebrates with four limbs include (A) Schwinn (B) frogs (C) Man (D) insects (E) mammals (F) bats (G) Birds (H) feet
Answer: B
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: Frogs are amphibians and ducks are aves.
Combined fact: Frogs are the first true tetrapods, or vertebrates with four limbs
amphibians are the first true what with four limbs? (A) members of their own species (B) to move people (C) warm-blooded (D) Due to their feet (E) animals with backbones (F) remains of prehistoric life (G) Something to move (H) Generating heat
Answer: E
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: Animals with backbones are called vertebrates.
Combined fact: amphibians are the first true animals with backbones with four limbs
what are amphibians classified by? (A) organ (B) ovaries (C) colors (D) feet (E) alleles (F) genus (G) skull (H) Length
Answer: G
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: Modern classifications of the tetrapods rely on the structure of the skull .
Combined fact: amphibians are classified based on their skull
what are monophyletic with four limbs ? (A) animals (B) mammals (C) amphibians (D) warm-blooded (E) Most plants (F) alpacas (G) Conifers (H) graptolites
Answer: C
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: Tetrapod classification Tetrapods are monophyletic.
Combined fact: Amphibians are monophyletic with four limbs
The first tetrapods were (A) major threat to health (B) remains of prehistoric life (C) in the frog family (D) running and lifting (E) competing for resources (F) warm-blooded (G) objects that have mass (H) graptolites
Answer: C
Fact 1: Amphibians are the first true tetrapods, or vertebrates with four limbs.
Fact 2: All frogs are amphibians.
Combined fact: Animals in the frog family are the first true tetrapods.
Without what, no object can be seen? (A) matter (B) flowers (C) Energy. (D) air (E) energy (F) shade (G) lenses (H) light
Answer: H
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Without light there is nothing to connect the eye to the object.
Combined fact: Without light there is no object that can be seen
What do mirrors do? (A) converting electricity to heat (B) prevent heat loss (C) duplicate itself (D) reflect air molecules (E) infrared light (F) It gets more light (G) invisible objects (H) reflect objectstowards the eye
Answer: H
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Mirrors reflect light.
Combined fact: mirrors reflect objects towards the eye
What happens when light and images fall on the retina? (A) The eye blinks (B) It gets brighter (C) An object is seen (D) Abnormal cell growth (E) It expands (F) It gets darker (G) observe it (H) flow of electrons
Answer: C
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Eyes detect light, organized into images that fall on the retina.
Combined fact: An object is seen because light and images fall on the retina
By virtue of what can objects reflects light toward the eye? (A) sunlight (B) scattered light (C) bright light (D) destroyed light (E) sensory neurons (F) Electrical energy (G) flow of electrons (H) speckled light
Answer: B
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Objects are seen by virtue of scattered light.
Combined fact: by virtue of scattered light objects reflects light toward the eye
An object can be seen when it reflects something that comes from what? (A) Mercury (B) Neptune (C) Eyes (D) rays (E) skin (F) Mars (G) UV (H) Sun
Answer: H
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Light comes from the sun.
Combined fact: If an object reflects something that comes from the Sun toward the eye then that object can be seen
what does it mean if an object can be focussed on the retina? (A) sunlight (B) lowered energy cost (C) it has density (D) it is a rainbow (E) observe it (F) Change colors (G) it is invisble (H) it can be seen
Answer: H
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Light is focussed on the retina.
Combined fact: if an object can be focussed on the retina, it can be seen
The light from the moon we see with our eyes originates from the (A) heat (B) lunar eclipses (C) meteorite impacts (D) sun (E) UV (F) gas (G) ligt (H) the dark side of the moon
Answer: D
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Moonlight is little more than sunlight reflected off a moon.
Combined fact: The light from the moon we see with our eyes comes from the sun
If an object reflects what toward the eye then that object can be seen (A) observe it (B) sunlight (C) ultraviolet light (D) neutrons (E) Joules (F) photons (G) x-rays (H) positive
Answer: F
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Light is made up of particles called photons.
Combined fact: If an object reflects photons toward the eye then that object can be seen
An object can be seen if it reflects what? (A) Energy. (B) vibrations (C) energy (D) waves (E) sound (F) sun's heat (G) photons (H) sunlight
Answer: G
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Light is made of photons .
Combined fact: if an object reflects  photons toward the eye then that object can be seen
what does an object reflect toward the eye to be seen? (A) rain or sun shine (B) kinetic energy (C) Energy. (D) heat energy (E) rays or beams (F) sensory neurons (G) Electrical energy (H) sunlight
Answer: E
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Light seems to travel in rays or beams.
Combined fact: if an object reflects rays or beams toward the eye then it can be seen
What can be seen more? (A) sharks (B) trees (C) light (D) cacti (E) cracks (F) Herpes (G) white (H) streams
Answer: G
Fact 1: if an object reflects light toward the eye then that object can be seen
Fact 2: Generally, white objects reflect more than dark ones.
Combined fact: white objects can be seen more
Starfish, sea urchins and sea cucumbers lack a what? (A) characteristics (B) the body's largest organ (C) watery habitat (D) centralized nervous system (E) functioning arm (F) underwater life (G) biological diversity (H) epidermis and dermis
Answer: D
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Echinoderms include starfish, sea urchins, and sea cucumbers.
Combined fact: Starfish, sea urchins and sea cucumbers lack a centralized nervous system.
what lack a centralized nervous system? (A) barnacles (B) amphibians (C) insects (D) primates (E) alpacas (F) Pesticides (G) starfish (H) snakes
Answer: G
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Echinoderms are represented by the starfish.
Combined fact: starfish lack a centralized nervous system.
What lacks a centralized nervous system? (A) humans (B) dogs (C) our planet (D) insects (E) barnacles (F) starfish (G) birds (H) Pesticides
Answer: F
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Echinoderms are represented by the starfish.
Combined fact: starfish lack a centralized nervous system.
what lack a centralized nervous system? (A) Pesticides (B) neurons (C) barnacles (D) alpacas (E) insects (F) fish (G) humans (H) starfish
Answer: H
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Starfish and sea urchins are also echinoderms.
Combined fact: starfish lack a centralized nervous system
Echinoderms are resistant to some: (A) starfish (B) enzymes (C) Toxicity (D) pesticide (E) parasites (F) toxins (G) boats (H) chemicals
Answer: F
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: From animal experiments, it seems to be a central nervous system toxin.
Combined fact: Echinoderms are resistant to some toxins.
What lacks a centralized nervous system? (A) starfish (B) barnacles (C) blowfish (D) our planet (E) humans (F) Pesticides (G) insects (H) sharks
Answer: A
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Echinoderms are represented by the starfish.
Combined fact: Starfish lack a centralized nervous system.
What kind of animal doesn't have a centralized nervous system? (A) dog (B) mammals (C) cows (D) bird (E) human (F) elephants (G) starfish (H) a fish
Answer: G
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Echinoderms are represented by the starfish.
Combined fact: Starfish lack a centralized nervous system.
What lacks a centralized nervous system? (A) Damaged hearing (B) Pesticides (C) Cats (D) insects (E) Sea urchins (F) barnacles (G) Humans (H) Fish
Answer: E
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Starfish and sea urchins are also echinoderms.
Combined fact: Sea urchins lack a centralized nervous system
What lacks a centralized nervous system? (A) Damaged hearing (B) Humans (C) Horses (D) Sand dollars (E) insects (F) Chickens (G) Pesticides (H) barnacles
Answer: D
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Sand dollars and sea biscuits are also echinoderms.
Combined fact: Sand dollars lack a centralized nervous system
what lack a centralized nervous system? (A) barnacles (B) nervous fish (C) insects (D) bees (E) Pesticides (F) alpacas (G) fish (H) starfish
Answer: H
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Echinoderms are represented by the starfish.
Combined fact: starfish lack a centralized nervous system
Some deuterostomes lack a centralized what? (A) DNA (B) eardrum (C) critical organs (D) permineralization (E) A ruler (F) nervous system (G) communication center (H) respiratory system
Answer: F
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: All echinoderms are deuterostomes .
Combined fact: Some deuterostomes lack a centralized nervous system
What do echinoids lack? (A) characteristics (B) centralized nervous system (C) permineralization (D) the body's largest organ (E) biological diversity (F) that material's properties (G) aerobic capacity (H) organic matter
Answer: B
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Another group of echinoderms are the echinoids.
Combined fact: echinoids lack a centralized nervous system
What is something missing in starfish? (A) the body's largest organ (B) centralized nervous system (C) characteristics (D) layers of fat (E) permineralization (F) biological diversity (G) kinetic energy (H) A compound that donates proton
Answer: B
Fact 1: Echinoderms lack a centralized nervous system.
Fact 2: Echinoderms are represented by the starfish.
Combined fact: Starfish lack a centralized nervous system.
What does moving into or out of a population affect? (A) furniture (B) offspring (C) humans (D) health (E) animals (F) traits (G) children (H) basement
Answer: F
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Genes specify individual traits.
Combined fact: moving into or out of a population affects traits
What tends to occur when individuals move into or out of a population? (A) competing for resources (B) extinction (C) matter is destroyed (D) metabolic reaction (E) rapid exponential growth (F) seed dispersal (G) decreased differentiation (H) permineralization
Answer: G
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Gene flow tends to decrease differentiation.
Combined fact: decreased differentiation tends to occur when individuals move into or out of a population.
what increases genetic variation? (A) selection (B) similiarity (C) colors of the spectrum (D) Plant reproduction (E) biological diversity (F) natural disasters (G) population movement (H) rapid expansion
Answer: G
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Gene flow increases genetic variation within a population.
Combined fact: genetic variation is increased with population movement
Individuals who move into or out of a community increase: (A) homogeneity (B) energy usage (C) power (D) monoculture (E) competition (F) adding heat (G) population (H) gene flow
Answer: H
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Community health focuses on the health of populations or groups.
Combined fact: Gene flow occurs when individuals move into or out of a community.
What happens when people flow into or out of a population? (A) genetic morphing (B) death (C) gene flow (D) movement (E) generic flow (F) interact (G) competition (H) gene expression
Answer: C
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: People are individuals, and each person has different needs.
Combined fact: Gene flow occurs when people move into or out of a population.
What can be maintained when individuals move into or out of a population? (A) loose soil (B) vegetation (C) reusing materials (D) important habitats (E) genetic diversity (F) resistance (G) hydration (H) swamp vegetation
Answer: E
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Genetic diversity can be maintained in small populations by even a small amount of gene flow.
Combined fact: Genetic diversity can be maintained when individuals move into or out of a population
What tends to occur when individuals move in and out of a population? (A) By wind and rain (B) permineralization (C) The bending of a ray of light (D) Something with a head, thorax, and abdomen (E) a decrease in differentiation (F) competing for resources (G) barks and snarls (H) metabolic reaction
Answer: E
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Gene flow tends to decrease differentiation.
Combined fact: a decrease in differentiation tends to occur when individuals move in and out of a population
Migration increases what? (A) root growth (B) speed (C) distance (D) voltage (E) energy usage (F) Plants growth (G) gene flow (H) layers of fat
Answer: G
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Internal migration describes moves within a country.
Combined fact: Gene flow occurs when individuals migrate.
Gene flow occurs when individuals move into or out of a subset of a what? (A) animals (B) mammals (C) humans (D) plants (E) goats (F) offspring (G) Species (H) alleles
Answer: G
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Populations Populations are subsets of a species.
Combined fact: Gene flow occurs when individuals move into or out of a subset of a species
what is individuals moving into or out of a population? (A) Greenhouse gases (B) rapid expansion (C) Burning fuel and air (D) permineralization (E) peachleaf willow (F) competition (G) unidirectional (H) food and shelter
Answer: G
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Gene flow between populations is unidirectional.
Combined fact: individuals moving into or out of a population is unidirectional
What occurs when individuals move into a population? (A) resistance (B) spread flower seeds (C) rapid expansion (D) alleles move in (E) Leptospirosis (F) survival (G) competition (H) permineralization
Answer: D
Fact 1: Gene flow occurs when individuals move into or out of a population.
Fact 2: Gene flow is the movement of alleles in or out of a population.
Combined fact: the movement of alleles in of a population occurs when individuals move into a population
Coral reefs provide food and shelter to animals that require what? (A) Light (B) beaches (C) survive (D) salinity (E) land (F) sand (G) Energy. (H) Energy
Answer: D
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Salinity is vital for animals that live in the ocean.
Combined fact: Coral reefs provide food and shelter to animals that require salinity
what do coral reefs provide to ocean organisms? (A) warmth (B) hydration (C) h2o (D) offspring (E) Light (F) oxygen (G) energy (H) seas
Answer: G
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Food gives energy.
Combined fact: coral reefs provide energy and shelter to many ocean organisms
What are coral reefs important to? (A) earth (B) stories (C) humans (D) ghosts (E) health (F) Man (G) moon (H) animals
Answer: A
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Oceans are important to life on Earth.
Combined fact: coral reefs are important to earth
What provides food and shelter to many ocean organisms? (A) houses (B) umbrellas (C) limestone (D) ferns (E) sharks (F) barnacles (G) calcite (H) sheds
Answer: G
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Coral reefs are predominantly calcite.
Combined fact: Calcite provides food and shelter to many ocean organisms.
where do many ocean organisms find food and shelter? (A) Earth orbiting the Sun (B) the environment (C) clams (D) lakes (E) gastropod shells (F) coastlines (G) near the shoreline (H) deep sea
Answer: G
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Coral reefs fringe the shoreline.
Combined fact: many ocean organisms find food and shelter near the shoreline
Where is the name of a habitat where a variety of ocean organisms often seek food and shelter? (A) gastropod shells (B) body water (C) seaweed (D) more abundant (E) whale (F) coastlines (G) algae (H) patch reefs
Answer: H
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Coral reefs occur mainly as numerous patch reefs.
Combined fact: Patch reef provide food and shelter to many ocean organisms.
what is the status of reefs? (A) threatened (B) dangerous (C) more abundant (D) Quality of life (E) great (F) safe (G) negative (H) ocean
Answer: A
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Coral Reefs Coral reefs are threatened.
Combined fact: reefs are threatened
What provides food and shelter to many fish? (A) coral reefs (B) deltas (C) hermit crabs (D) ocean sand (E) dried coral (F) swamp vegetation (G) salt and water. (H) loose soil
Answer: A
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Oceanic organisms other than fish, such as manatees and clams, are also subjects of the poems.
Combined fact:  Coral reefs provide food and shelter to many fish.
Coral reefs provide what to many living beings in the ocean (A) Chemical energy (B) salt and water. (C) shelter and amusement (D) survival (E) important habitats (F) food and water (G) water and fun (H) food and shelter
Answer: H
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Organisms or living beings are literally things that are alive.
Combined fact: Coral reefs provide food and shelter to many ocean living beings.
What do coral reefs provide for humans? (A) Energy. (B) support (C) fuel (D) Energy (E) food (F) destruction (G) pain (H) body water
Answer: B
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Humans depend upon the life-support systems provided by the oceans.
Combined fact: coral reefs provide support for humans
what and shallow waters provide food and shelter to many ocean organisms (A) dark (B) porous (C) warm (D) life (E) cold (F) gills (G) live (H) murky
Answer: C
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Coral Reefs Coral reefs are widely distributed in warm shallow waters.
Combined fact: warm shallow waters provide food and shelter to many ocean organisms
What provides food and shelter to many ocean organisms? (A) Fast food. (B) It helps them survive (C) Fish food. (D) gastropod shells (E) Human organisms. (F) important habitats (G) sedimentary rocks (H) Nurseries of the ocean.
Answer: H
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Coral reefs are nurseries of the ocean.
Combined fact:  Nurseries of the ocean provide food and shelter to many ocean organisms.
What provides food and shelter to many ocean organisms? (A) It helps them survive (B) Something formed from skeleton (C) sedimentary rocks (D) important habitats (E) Something with a head, thorax, and abdomen (F) it protects them (G) gastropod shells (H) in their habitats
Answer: B
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Coral reefs are formed from coral skeletons.
Combined fact: Something formed from skeletons provide food and shelter to many ocean organisms.
What do clownfish seek shelter in? (A) coral (B) deltas (C) alveoli (D) burrs (E) wetland (F) bushes (G) keratin (H) islands
Answer: A
Fact 1: Coral reefs provide food and shelter to many ocean organisms.
Fact 2: Some fish, like the clownfish, spend most of their lives in and around coral reefs.
Combined fact: clownfish seek shelter in coral