Q: What is given off from plants and taken in by animals? Choices: - methane - sulfur - nitrogen - oxygen A:
oxygen
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Q: What kind of compounds change color when bases come into contact with them, so they can be used to detect bases? Choices: - liquid - parameters - metals - indicators A:
indicators
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Q: What term did schrodinger use for regions around the nucleus where electrons are most likely to be? Choices: - arrays - isotopes - ellipses - orbitals A:
orbitals
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Q: Most autotrophs make their "food" through which process, using the energy of the sun? Choices: - glycolysis - atherosclerosis - oculitis - photosynthesis A:
photosynthesis
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