Question

Plants like___________are used as bio-fertilizer.

a. Azolla b. Rhizobium c. Nostoc d. Anabaena​

Answer 1

Answer:

b) Rizobium

Explanation:

Biofertilizers such as Rhizobium, Azotobacter, Azospirilium and blue green algae (BGA) have been in use a long time. Rhizobium inoculant is used for leguminous crops. Azotobacter can be used with crops like wheat, maize, mustard, cotton, potato and other vegetable crops

Answer 2

Answer:

;)

Explanation:

Plants like Rhizobium are used as bio-fertilizer.