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प्रश्न
What is the group of bacteria found in both the rumen of cattle and shidge of sewage treatment?
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उत्तर
Methanogens are the group of bacteria found in both the rumen of cattle and sludge of sewage treatment.
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संबंधित प्रश्न
Explain the different steps involved during primary treatment phase of sewage.
Distinguish between the roles of flocs and anaerobic sludge digesters in sewage treatments.
Three water samples namely river water, untreated sewage water and secondary effluent discharged from a sewage treatment plant were subjected to BOD test. The samples were labelled A, B and C; but the laboratory attendant did not note which was which. The BOD values of the three samples A, B and C were recorded as 20 mg/L, 8 mg/L and 400 mg/L, respectively. Which sample of the water is most polluted? Can you assign the correct label to each, assuming the river water is relatively clean?
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 _______________.
The purpose of biological treatment of waste water is to ______.
After which of the following process effluents from anaerobic sludge digesters are released in natural water bodies?
Into which of the following the sewage water is pumped after preliminary treatment?
Which of the following process is a part of preliminary treatment of sewage?
In which of the following step large and small particles are removed from sewage through sequential filtration and sedimentation?
What would happen if oxygen availability to activated sludge flocs is reduced?
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.
What would happen if a large volume of untreated sewage is discharged into a river?
Explain the steps involved in preliminary treatment of sewage.
What are 'flocs' in the context of biological wastewater treatment?
Biochemical Oxygen Demand (BOD) serves as an indirect measure of which water quality parameter?
Which bacterium is an example of a methanogen commonly found in anaerobic sludge during sewage treatment?
