The nitrogen cycle

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1. What are Chemoautotrophs?

  • Automatic chemical eaters
  • Organisms that makes its own organic compounds by using energy from chemical reactions
  • Chemicals that naturally exist
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Other questions in this quiz

2. How does decomposers break down dead matter?

  • Extracellular digestion
  • Magic!
  • Extracellular ingestion
  • They don't

3. Denitrification bacteria turn nitrate to nitrogen gas .....

  • True
  • False

4. How do plant roots absorb nitrate (NO3)?

  • Active transport
  • Magic!
  • Osmosis
  • Facilitated diffusion

5. The production of ammonium compounds from amino acids is called?

  • Ammonification
  • Nitrification
  • Denitrification


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