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Biogeochemical Cycles

The Carbon, Nitrogen, and Water cycles.

  • Intermediate
  • 15questions
  • 16min
  • Topic: Ecosystems
  • BSc

Free. No account needed for your first five quizzes.

Sample Questions

What You'll Be Asked

  1. Which processes return water to the atmosphere?
  2. Which two processes are the main drivers of the global carbon cycle?
  3. The process by which bacteria convert nitrates ($NO_3^-$) back into atmospheric nitrogen ($N_2$) gas is:

12 more questions in the quiz. Your score and the right answers come at the end.

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