Question

Which of the following best describes the nitrogen cycle?
Cycling of nitrogen and oxygen that contributes 78% of atmospheric gases and drives food webs
Cycling of nitrogen and oxygen that involves changes between the solid, liquid, and gas phases
Cycling of nitrogen that contributes 78% of atmospheric gases and drives food webs
Cycling of nitrogen that involves changes between the solid, liquid, and gas phases

Answer 1

Nitrogen is converted into various chemical forms by the nitrogen cycle. During this cycle it circulate among the atmosphere, terrestrial and marine ecosystems. The stags of the cycle are: ammonification, nitrification, nitrogen uptake by plants, fixation of nitrogen, denitrification.
Answer :  D ) Cycling of nitrogen that involves changes between the solid, liquid and gas phases.

Answer 2

Answer: cycling of nitrogen that involves changes between the solid, liquid, and gas phases

Explanation:

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