Environmental Engineering Part 3

March 15, 2021

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1. For a given discharge, the efficiency of sedimentation tank can be increased by

2. Which one of the following is the range of ozonosphere in atmosphere?

3. Minamata disease was caused by pollution of water by

4. BOD stands for

5. What are the air pollutants responsible for acid rain within and downwind areas of major industrial emissions?

6. The valve provided on the suction pipe in a tube well is

7. Which of the following air pollutants are responsible for the Green House effect?
  1. Methane
  2. Carbon dioxide
  3. Chlorofluorocarbons
  4. Nitrogen oxides

8. A sewer is commonly designed to attain self-cleansing velocity at

9. For very strong sewage, BOD will be

10. Which of the following is the best indicator of SO2  pollutant?


 

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A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

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