Where are nitrogen fixing bacteria found and how do these bacteria benefit plants?

Answer 1

Legumes have nitrifying bacteria in their roots, but mostly it is found in the soil.

Although the air is made up of about 78% nitrogen, plants cannot use nitrogen in this N2 form. Nitrogen fixing bacteria change nitrogen into the form of soluble nitrates so that plants can use it. Other bacteria, known as de-nitrifying bacteria, change nitrates back into N2, which completes the nitrogen cycle

Answer 2

in the root of plats