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प्रश्न
What is primary treatment of sewage?
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उत्तर
Filtration and sedimentation [Physical process] to remove floating debris and heavy particles respectively are primary treatment of sewage.
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संबंधित प्रश्न
Explain the different steps involved during primary treatment phase of sewage.
What is the key difference between primary and secondary sewage treatment?
Describe how do 'flocs' and 'activated sludge' help in Sewage Treatment.
Removal of large pieces of floating debris, oily substances, etc. during sewage treatment is called _______________.
Which of the following is/are found in discharge from industrial waste?
Small part of activated sludge is passed back into ______ and major part is pumped into large tanks called ______.
Which of the following occurs during secondary treatment?
After which of the following treatment BOD of the effluent is significantly reduced?
Why do we prefer to call secondary waste water treatment as biological treatment?
Why are flocs important in biological treatment of waste water?
