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Question 14047
NEET Biology · Hard

Microbes in Human Welfare: NCERT Style MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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NCERT StyleHardQuestion 14047

Question

Which statement is correct?

  1. A
    Biofertilisers improve soil fertility biologically rather than by direct heavy chemical input
    Correct
  2. B
    All microbes in agriculture are harmful
  3. C
    Sewage treatment increases pathogen load intentionally
  4. D
    Biogas contains only carbon dioxide

Correct answer

Biofertilisers improve soil fertility biologically rather than by direct heavy chemical input

Explanation

Biofertilisers harness beneficial microbial processes.

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