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प्रश्न
The primary treatment of waste water involves the removal of ______.
विकल्प
dissolved impurities
stable particles
toxic substances
harmful bacteria
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उत्तर
The primary treatment of waste water involves the removal of stable particles.
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संबंधित प्रश्न
Explain the different steps involved during primary treatment phase of sewage.
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 primary treatment of sewage?
Answer the following question.
What are ‘flocs’, formed during secondary treatment of sewage?
One of the free-living anaerobic nitrogen-fixer is _________.
Name the chamber in which the suspended objects are filtered and removed during sewage treatment?
In the process of biogas production which of the following anaerobic bacteria are used?
Into which of the following the sewage water is pumped after preliminary treatment?
During tertiary treatment, the bacterial floes sediment in the sedimentation tank, this sediment is called ____________.
After which of the following treatment BOD of the effluent is significantly reduced?
Which of the following is TRUE regarding 'Flocs'?
BOD of waste water is estimated by measuring the amount of ______.
What would happen if oxygen availability to activated sludge flocs is reduced?
What is the group of bacteria found in both the rumen of cattle and shidge of sewage treatment?
Why are flocs important in biological treatment of waste water?
Why is aerobic degradation more important than anaerobic degradation for the treatment of large volumes of waste waters rich in organic matter. Discuss.
Explain the steps involved in preliminary treatment of sewage.
