Question

What is special about nitrogen

Answer 1

Nitrogen is very essential for all plants and animals to survive. It is the component of all proteins . Nitrogen makes upto 80% of our atmosphere but it is an unreactive form.

Answer 2

Nitrogen is very useful to plants and other organisms. It comprises of 78% of our atmosphere. It is a component which is used as proteins and is found in living systems.
Mostly nitrogen is used in fertilizers and some kind of food.

hope it helps...