Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
b. Grit Chamber
d. Primary sedimentation tank.
c. Aeration tanks
a. Settling tank
APPEARS IN
संबंधित प्रश्न
Explain the different steps involved during primary treatment phase of sewage.
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?
One of the free-living anaerobic nitrogen-fixer is _________.
In which of the following microbial digestion of organic wastes of sewage takes place?
In the process of biogas production which of the following anaerobic bacteria are used?
______ refers to the organic matter which settles down after physical treatment of sewage.
Activated sludge should have the ability to settle quickly so that it can ______.
What would happen if a large volume of untreated sewage is discharged into a river?
Biochemical Oxygen Demand (BOD) may not be good index for pollution for water bodies receiving effluents from ______.
Which of the following statement is correct for Sewage Treatment Plants (STPs)?
