In sewage treatment,secondary treatment is considered highly significant,because
- Ait increases the organic content of sewage
- Bit helps to remove debris from the sewage
- Cit reduces the $BOD$ level of sewage
- Dit helps in the production of biogas
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Similar Questions
Given below are two statements with reference to the secondary treatment of sewage.
Statement $I$: The $BOD$ of effluent increases.
Statement $II$: Flocs of bacteria consume the major part of the organic matter present in the effluent.
In the light of the above statements,choose the most appropriate answer from the options given below.
Statement $I$: The $BOD$ of effluent increases.
Statement $II$: Flocs of bacteria consume the major part of the organic matter present in the effluent.
In the light of the above statements,choose the most appropriate answer from the options given below.
Sewage waste is....
Easy
View SolutionThe primary treatment of sewage water involves
In sewage treatment,where does the sedimentation of flocs occur?
Medium
View SolutionWhat is the key difference between primary and secondary sewage treatment?
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