Question

1.it extracts nitrogen from fertilizer and supplies to the roots.
2.it absorbs nitrogen and moves to the various part of plants to deliver nitrogen
3.it supplies nitrogen in soluble form to the roots
4.it supplies nitrogen in insoluble form to the roots
which is rhizobium doing

Answer 1

Answer:

1. Rhizobium

2. Roots

3. Rhizobium

4. soil

(I hope it helped u if it did please mark this answer as the brainliest)