Question

Why does plant need nitrogen?​

Answer 1

Answer:

Nitrogen is so vital because it is a major component of chlorophyll, the compound by which plants use sunlight energy to produce sugars from water and carbon dioxide (i.e., photosynthesis). It is also a major component of amino acids, the building blocks of proteins.

HOPE IT HELPS.....

Answer 2

Explanation:

we need oxygen

they need nitrogen for synthesis of proteins