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Process in Anaerobic Sludge Digester

During sewage...

Question

During sewage treatment, biogas is produced in

A

biological treatment plant

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B

anaerobic sludge digesters

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C

secondary treatment plant

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D

primary treatment plant

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Solution

The correct option is B
anaerobic sludge digesters

Biogas is produced anaerobically in the anaerobic sludge digesters during the sewage treatment process.

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Similar questions

Q. Study the following statements and select the incorrect ones.

(i) Physical removal of large and small particles through filtration and sedimentation is called primary sewage treatment.
(ii) Secondary sewage treatment is mainly a mechanical process.
(iii) Activated sludge sediment in a sewage treatment plant is a rich source of aerobic bacteria.
(iv) Biogas, commonly called as gobar gas, is pure methane.

Q. Which of the following is pumped into anaerobic sludge digesters during the sewage treatment?

Q. Assertion :Secondary treatment of sewage is also called biological treatment while primary treatment is called physical treatment. Reason: Primary sewage treatment depends only upon sedimentation properties of materials present in sewage and filtration.

Q. Distinguish between roles of flocs and anaerobic sludge digesters in sewage treatments.

Secondary sewage treatment in a sewage treatment plant is mainly a ______________ process.

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Process in Anaerobic Sludge Digester

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