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प्रश्न
Answer the following question.
What are ‘flocs’, formed during secondary treatment of sewage?
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उत्तर
Flocs are masses of bacteria associated with fungal filaments and they are helpful in increasing the decomposition rate and they are put in the aeration tank while secondary sewage treatment is in process.
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संबंधित प्रश्न
Explain the process of secondary treatment given to the primary effluent up to the point it shows significant change in the level of biological oxygen demand (BOD) it.
What is sewage?
Describe how do 'flocs' and 'activated sludge' help in Sewage Treatment.
Answer the following question.
What are 'flocs', formed during secondary treatment of sewage?
Why is this sewage water treatment essential?
Name the tank to which the sewage water is passed after the preliminary treatment?
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.
During tertiary treatment, the bacterial floes sediment in the sedimentation tank, this sediment is called ____________.
Why are flocs important in biological treatment of waste water?
Given below is the flowchart of sewage treatment. Identify A, B, C, D and E and select the correct option.
