Question

write a short note on nitrogen cycle ​

Answer 1

In general, the nitrogen cycle has five steps:

Nitrogen fixation (N2 to NH3/ NH4+ or NO3-)

Nitrification (NH3 to NO3-)

Assimilation (Incorporation of NH3 and NO3- into biological tissues)

Ammonification (organic nitrogen compounds to NH3)

Denitrification(NO3- to N2)

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Answer 2

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The nitrogen cycle is the biogeochemical cycle by which the nitrogen is converted into multiple chemical forms as it circulates among atmosphere ,terrestrial, and marine ecosystems . The conversion of nitrogen can be carried out through both biological and physical processess.....

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