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प्रश्न
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.
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उत्तर
Small part of activated sludge is passed back into the aeration tank.
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संबंधित प्रश्न
Removal of large pieces of floating debris, oily substances, etc. during sewage treatment is called _______________.
Due to which of the following reason/s sewage water cannot be discharged directly into river?
What happens during the course of sewage decomposition?
______ refers to the organic matter which settles down after physical treatment of sewage.
Discuss about the major programs that the Ministry of Environment and Forests, Government of India, has initiated for saving major Indian rivers from pollution.
Ganga has recently been declared the national river. Discuss the implication with respect to pollution of this river.
Study the given diagram of the Sewage Treatment Plant (S.T.P.) and answer the question that follows:
- Which one of the two 'S.T.P.' (A) or (B) will be more effective in treating the human excreta in municipal waste?
- Write the steps followed in carrying the treatment of the sewage in step (Z), once the BOD of sewage is reduced significantly till it is passed on to the "anaerobic sludge digesters".
What is the major component of municipal wastewater (sewage)?
Biochemical Oxygen Demand (BOD) serves as an indirect measure of which water quality parameter?
Approximately what percentage of suspended solids is removed during primary sedimentation in a sewage treatment plant?
