Q: What are the structural and functional units of the kidney called? Choices: - Ions - caldrons - aeons - nephrons A:
nephrons
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Q: What happens to the crust if the moving oceanic crust reaches a deep sea trench? Choices: - ocean volcano - it cleaves - forms a continent - sinks into mantle A:
sinks into mantle
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Q: What is magnetism produced by an electrical current? Choices: - strong magnetism - hydromagnetism - exomagnetism - electromagnetism A:
electromagnetism
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Q: What are the two types of fats? Choices: - thick and thin - full and empty - liquid and solid - saturated and unsaturated A:
saturated and unsaturated
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