Nitrogen is one the important elements for life. Nitrogen is present in dna and proteins.

It’s also a component of
A. Water
B. Chlorophyll
C. Air
In plants, A Pigment That’s Critical For Photosynthesis.

Although Nitrogen Is Present In The Air, It Can’t Be Consumed Directly.
It’s Converted Into Usable Form By

A. Bacteria
B. Animals
C. Plants