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In the sewage treatment, bacterial flocs...

In the sewage treatment, bacterial flocs are allowed to sediment in a setting tank. This sediment is called as

A

inactivated sludge

B

activated sludge

C

primary sludge

D

secondary sluge

Text Solution

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The correct Answer is:
B
Activated sludge, is formed during secondary sewage treatment. It posses flocs of decomposer microbes. Formation of activated sludge requires aeration.
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