Question

4. What is the function of Rhizobium present in the root nodules of
some plant?​

Answer 1

Explanation:

rhizobium present in the root nodules of leguminous plant helps in converting atmospheric nitrogen into usable salts of Nitrogen that interest is soil fertility

Answer 2

The Rhizobium bacteria is found only in leguminous plants. It helps in the fixation of nitrogen. It converts the atmospheric nitrogen into soluble form (Ammonia) for the plants.

Hope it helps:)