Q: Marshes, swamps, and bogs are types of what? Choices: - grasslands - rivers - ponds - wetlands A:
wetlands
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Q: What is the term for something in the environment that causes a reaction in an organism? Choices: - pollution - crisis - climate - stimulus A:
stimulus
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Q: What includes all living things within all their environments, including everywhere life exists, from the upper atmosphere, to the top of the soil, to ocean bottoms? Choices: - biome - community - habitat - biosphere A:
biosphere
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Q: Osteoclasts and osteoblasts play key roles in repair of what? Choices: - heart - liver - brain - bone A:
bone
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