Question

Nitrogen cycle...with keywords

Answer 1

air contains about 78% nitrogen in atmosphere. water bodies also contain nitrogen. nitrogen is an essential component of cproteins, vitamins and nucleic acids which are present in all living things. the cyclic process by which nitrogen element is circulated continuously through the living and non living components of the biosphere is called nitrogen cycle.

Answer 2

Answer:nitrogen is both the most abundant element in the atmosphere and a building block of proteins and nucleic acid

Explanation:there are 5 stages

1)nitrogen fixation

2)nitrification

3)assimilation

4)ammonification

5)denitrification