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Question 14030
NEET Biology · Hard

Microbes in Human Welfare: Environmental Logic MCQ

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Environmental LogicHardQuestion 14030

Question

Microbes in sewage treatment are valuable mainly because they:

  1. A
    Convert waste into simpler, less harmful forms
    Correct
  2. B
    Increase BOD permanently
  3. C
    Stop all nutrient cycling
  4. D
    Eliminate water

Correct answer

Convert waste into simpler, less harmful forms

Explanation

Their metabolic activity is central to biological treatment.

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