Question

The first stable product of fixation of atmospheric nitrogen in leguminous plants is

(a) NO-2

(b) Ammonia

(c) NO-3

(d) Glutamate

Answer 1

Correct option(b) Ammonia

Explanation :

The process of conversion of nitrogen (N2) to ammonia is termed as nitrogen fixation.

In reductive animation ammonia reacts with α-ketoglutaric acid and forms glutamic acid

 α-ketoglutaric acid + NH+4+ NADPH