Q26 / 226 · NTA Abhyas (NEET) 2020 · Zoology · Microbes in Human Welfare

Biofertilizers include

  • A
    Nitrogen fixing bacteria
  • B
    Nitrogen fixing cyanobacteria
  • C
    Both bacteria and cyanobacteria
  • Correct answer
    D
    Bacteria, cyanobacteria and mycorrhizal fungi

Solution

Biofertilizers contain microbes, which promote the growth of plants by increasing the supply of essential nutrients to them. It is mainly made up of living organisms which include mycorrhizal fungi, blue-green algae (cyanobacteria), and bacteria.

Hence, the correct answer is option: 'D'.

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