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प्रश्न
The purpose of biological treatment of waste water is to ______.
पर्याय
Reduce BOD
Increase BOD
Reduce sedimentation
Increase sedimentation
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उत्तर
The purpose of biological treatment of waste water is to Reduce BOD.
संबंधित प्रश्न
Answer the following question.
What are ‘flocs’, formed during secondary treatment of sewage?
Answer the following question.
Secondary treatment of the sewage is also called Biological treatment. Justify this statement and explain the process.
One of the free-living anaerobic nitrogen-fixer is _________.
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.
Rearrange the names of tanks used in sewage treatment as per the flow of the procedure.
- Settling tank
- Grit Chamber
- Aeration tanks
- Primary sedimentation tank.
After which of the following process effluents from anaerobic sludge digesters are released in natural water bodies?
Which of the following process is a part of preliminary treatment of sewage?
Nitrogen fixation by organisms requires conditions that are:
What would happen if oxygen availability to activated sludge flocs is reduced?
