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प्रश्न
Name the tank to which the sewage water is passed after the preliminary treatment?
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उत्तर
The sewage water is passed to the primary sedimentation tank after the preliminary treatment.
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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.
Answer the following question.
What are ‘flocs’, formed during secondary treatment of sewage?
Removal of large pieces of floating debris, oily substances, etc. during sewage treatment is called _______________.
Why is this sewage water treatment essential?
Identify the INCORRECT statement with respect to sewage treatment.
______ refers to the organic matter which settles down after physical treatment of sewage.
Study the following statements regarding tertiary treatment of sewage and choose the correct option.
i. It produces methane gas.
ii. The effluents formed from these plants undergo chlorination.
iii. BOD is significantly increased at this step.
iv. It includes screening and passage of effluent through grit chamber.
Biochemical Oxygen Demand (BOD) may not be good index for pollution for water bodies receiving effluents from ______.
