Q: Spores are the basic reproductive units of what organism? Choices: - mushrooms - yeast - tropical plants - fungi A:
fungi
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Q: What is the name for the stratospheric gas layer that protects living things from uv radiation? Choices: - carbon layer - atmospheric layer - toposphere - ozone layer A:
ozone layer
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Q: What is a measure of how hot or cold the air is? Choices: - precipitation - variation - relativity - temperature A:
temperature
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Q: What chemical reaction is the opposite of oxidation? Choices: - mutation - condensation - evaporation - reduction A:
reduction
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