Science, asked by dilipbishnoi446, 5 months ago

is the pre-treatment stage of wastewater treatment plant.
(a) Disinfection
(b) Aeration
(c) Screening
(d) Sorting

Answers

Answered by faizi33390

1

Explanation:

is the pre-treatment stage of wastewater treatment plant.

(a) Disinfection

(b) Aeration

(c) Screening

(d) Sorting

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