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NEETZoologyMicrobes in Human Welfare

Microbe Use of the microbe A. Methanogens 1. Biofertilizer B. Spirulina 2. Biogas production C. Rhizobium 3. Single-cell protein D. Trichoderma 4. Biocontrol agent

Options

  1. AA-3; B-2; C-1; D-4
  2. BA-2; B-1; C-3; D-4
  3. CA-2; B-3; C-4; D-1
  4. DA-2; B-3; C-1; D-4

Correct answer

D. A-2; B-3; C-1; D-4

Step-by-step solution

Methanogens produce biogas (methane). Spirulina is used as single-cell protein. Rhizobium is a biofertilizer due to its nitrogen-fixing ability. Trichoderma is used as a biocontrol agent against plant pathogens.

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