Question

difference between symbiotic and biological nitrogen fixation

Answer 1

Answer:

The main difference between symbiotic and non symbiotic nitrogen fixation is that the symbiotic nitrogen fixation is a function of nitrogen-fixing bacteria that live in symbiotic relationships with the host pants whereas the non symbiotic nitrogen fixation is a function of free-living bacteria in the soil.

Answer 2

symbiotic nitrogen fixation

it is symbiotic relationship between leguminous plants & rhizobium bacterium which fixes atmospheric nitrogen into nitrates and ammonium salts for leguminous ( pulse ) plant

whereas

biological nitrogen fixation

it is the free living bacterium which fixes atmospheric nitrogen into soil