MCQ
Biofertilizers include
  • A
    Nitrogen fixing bacteria
  • B
    Nitrogen fixing cyanobacteria
  • C
    Both bacteria and cyanobacteria
  • Bacteria, cyanobactria and mycorrhizal fungi

Answer

Correct option: D.
Bacteria, cyanobactria and mycorrhizal fungi
d
(d)Biofertilizers are of three types : nitrogen fixing bacteria, nitrogen fixing cyanobacteria and mycorrhiza.

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