Question

what is the importance of nitrogen fixation? how does the percentage of in the atmosphere remain constant? (class 8 ncert science) ​

Answer 1

Answer:

The percentage of nitrogen in the atmosphere remains constant through nitrogen cycle and various processes such as lightning etc. the percentage of nitrogen in the atmosphere remains more or less constant because of many processes such as lightning, nitrogen fixation,and of course because of nitrogen cycle .

Explanation:

please mark me as brainliest answer ❤️

Answer 2

Explanation:

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)