Question

nitrogen is critical element of ecosystem because?

Answer 1

Answer:

Nitrogen is a critical element of the ecosystem because it is C) Labile. ... The plants use nitrogen after fixing them in the soil in the form of nitrates and nitrites. After usage, this nitrates and nitrites are again converted to ammonia and then atmospheric nitrogen for the utilization for other organisms.

Answer 2

Answer:

Nitrogen is essential for all living things because it is a major part of amino acids, which are the building blocks of proteins and of nucleic acids such as DNA, which transfers genetic information to subsequent generations of organisms.