Question

describe the brief role of nitrogen fixing bacteria and lightning in fixation of atmospheric nitrogen​

Answer 1

Explanation:

The bacteria pick up nitrogen gas from atmosphere and reduce it to nitrates, which is then used by plants. (b) Lightning (Physical Nitrogen-fixation) By its energy, it helps to combine a small quantity of nitrogen with oxygen of the atmosphere forming nitrogen oxides.

hope this answer is helpful for you.

Answer 2

Explanation:

The bacteria pick up nitrogen gas from atmosphere and reduce it to nitrates, which is then used by plants. (b) Lightning (Physical Nitrogen-fixation) By its energy, it helps to combine a small quantity of nitrogen with oxygen of the atmosphere forming nitrogen oxides.