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Question 14023
NEET Biology · Medium

Microbes in Human Welfare: Secondary Treatment MCQ

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Secondary TreatmentMediumQuestion 14023

Question

Secondary sewage treatment largely depends on:

  1. A
    Microbial breakdown of organic matter
    Correct
  2. B
    Sunlight alone
  3. C
    Root nodules
  4. D
    Pollen grains

Correct answer

Microbial breakdown of organic matter

Explanation

Aerobic microbes form flocs and consume organic waste.

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