Q: When additional water is added to an aqueous solution, what happens to the concentration of that solution? Choices: - doubles - no change - increases - decreases A:
decreases
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Q: Which system consists of organs that break down food and absorb nutrients such as glucose? Choices: - circulatory system - excretory system - urinary system - digestive system A:
digestive system
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Q: What phenomenon can cause a protein in an organism to be made incorrectly? Choices: - evolution - heredity - allele - mutation A:
mutation
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Q: What do tadpoles clear out of waterways? Choices: - pollution - oxygen - disease - algae A:
algae
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