Question

Which of the following is not a pool for nitrogen cycle?

• A. Atmosphere
• B. Ocean
• C. Soil
• D. Biomass

Answer 1

Answer:

B. Ocean

• Oceans are not reservoir for nitrogen cycle.

• They contain nitrogen in form of deposits.

• Atmosphere, soil and biomass act as pools for nitrogen cycle and there is exchange of nitrogen among them from one form to another.