Primary treatment is the - Vidyadip

MCQ

Primary treatment is the

✓
physical removal of large and smallparticles from sewage
B
biological removal of large and smallparticles from sewage
C
Both $(A) $ and $ (B)$
D
chemical removal of large and smallparticles from sewage

✓

Answer

Correct option: A.

physical removal of large and smallparticles from sewage

a

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