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NTA Abhyas NEET2020BotanyEcosystemPractice

Which of the following pairs is an example of the sedimentary type of biogeochemical cycle?

Options

  1. AOxygen and nitrogen
  2. BPhosphorus and sulphur
  3. CPhosphorus and nitrogen
  4. DPhosphorus and carbon dioxide

Correct answer

B. Phosphorus and sulphur

Step-by-step solution

Biogeochemical cycles are of two types: (a) Gaseous: Biological elements involved in circulation are gases, e.g., N 2 , O 2 , CO 2 , etc. (b) Sedimentary: Biological elements involved in circulation are non-gaseous, e.g. P, Ca, S, etc., that form rocks.

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