Where is biogas produced during sewage treatment?

  • A
    Anaerobic sludge digester
  • B
    Primary settling tank
  • C
    Settling tank
  • D
    All of the above

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Which microorganisms are responsible for the formation of flocs in sewage treatment?

In sewage treatment,what is removed by sedimentation?

Select the mismatched option from the following:

What kind of process is primary treatment in sewage treatment?

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