Which of the following in sewage treatment removes suspended solids [NCERT Pg. No. 154]…
Biology · NEET · NTA Exams — Microbes in Human Welfare
Which of the following in sewage treatment removes suspended solids [NCERT Pg. No. 154][NEET 2017]
- Tertiary treatment
- Secondary treatment
- Primary treatment
- Sludge treatment
Answer
(C) Primary treatment
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