Practice Quiz

MCAS Biology Practice

Category - Biology

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Which of the following correctly explains how atmospheric nitrogen is converted to nitrogen compounds used by living organisms?
  1. Sunlight converts atmospheric nitrogen to a form usable by protists.
  2. Plant leaves convert atmospheric nitrogen to a form usable by animals.
  3. Bacteria in soil convert atmospheric nitrogen to a form usable by plants.
  4. Invertebrate animals in soil convert atmospheric nitrogen to a form usable by fungi.
Explanation
Answer: C - Bacteria in soil convert atmospheric nitrogen to a form usable by plants.
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