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easyMCQNEET 20172026Biology
4 marks (−1)

Which of the following in sewage treatment removes suspended solids?

  1. A
    Tertiary treatment
  2. B
    Secondary treatment
  3. C
    Primary treatment
  4. D
    Sludge treatment

Solution & Step-by-step Explanation

Shutterstock Explore Primary treatment is a physical process that involves the removal of large and small particles through sequential filtration and sedimentation. This stage effectively removes suspended solids (grit and primary sludge).

Practice this question

Try it yourself before checking the explanation above.

Which of the following in sewage treatment removes suspended solids?
A
Tertiary treatment
B
Secondary treatment
C
Primary treatment
D
Sludge treatment

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