What is activated sludge ?

After secondary treatment, a part of activated sludge is passes back to aeration tank as inoculum while most of the part of activated sludge passed to

Which of the following is True/false A small part of activated sludge is pumped into large tank called anaerobic sludge digesters.

Read the following statements about activated sludge. Br a. It is the effluent passed from anaerobic digester to the settling tank. Br b. A small part of activated sludge is pumped into large tanks called anaerobic sludge digesters. Br C. A small part of activated sludge is pumped back Into the aeration tank to serve as inoculum. Which of the above statements are incorrect?

Small part of activated sludge is passed back into primary sedimentation tank. If the above statement is correct then rewrite as it is and in case it is incorrect then reframe it.

Why a small part of activated sludge is pumped back into the aeration tank during sewage treatment?

What is activated complex?

What would happen if oxygen availability to activated sludge flocs is reduced?

What would happen if oxygen availability to activated sludge flocs is reduced ?

Give the advantages of usin activated sludge process.

(a) How does activated sludge get producedd during sewage treatment? (b) Explain how this sludge is used in blogas production.