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

Options

(a) Ammonia
(b) NO₃⁻
(c) Glutamate
(d) NO₂⁻

Correct Answer:

Ammonia

Explanation:

Ammonia is first stable compound produced in fixation of atmospheric nitrogen. It requires 16 ATP, a source of electron donor ferredoxin, hydrogen donor NADPH or FMNH₂ and dinitrogenase enzyme.