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The solids which settel after primary tr...

The solids which settel after primary treatment of sewage are called

A

Primary sludge

B

Activated sludge

C

Flocs

D

Total solids

Text Solution

Verified by Experts

The correct Answer is:
A
Primary treatment involves physical removal of particles by filtration and sedimentation. All solids that settle form the primary sludge and the supernatant forms the effluent.
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