Anaerobic sludge digester releases a set of gases

Biogas produced in anaerobic sludge digester is a mixture of

which of the following is put into Anaerobic sludge digester for further sewage treatment?

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?

In anaerobic sludge digesters during digestion, bacteria produce mixture of gases called biogas . Give the three example of components of biogas.

Explain the function of ''anaerobic sludge digester'' in a sewage treatement plant.

During sewage treatment anaerobic sludge digestion is performed and as a result biogas is produced. The components of biogas are:-

(a) What would happen if a large volume of untreated sewage is discharged into a river? (b) In what way anaerobic sludge digestion is important in sewage treatments?