Hindi, asked by hs4749005, 20 days ago

Primary treatment of water is which type of process? ? (a) Mechanical (b) Chemical Biological (d) None of these

Answers

Answered by Ɍɛղgɔƙմ

1

Answer:

(b) Chemical Biological is the correct answer

Answered by sugunaluvattam

0

Answer:

primary treatment of water is a biological type of treatment

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