Environmental Engineering Part 3

March 15, 2021

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

2. BOD stands for

3. Which is the major pollutant present in photochemical smog?

4. For very strong sewage, BOD will be

5. The pipe joint commonly used in pumping stations is

6. In urban air pollution, the most poisonous gas is supposed to be carbon monoxide. It is hazardous because it

7. Two primary air pollutants are

8. Concentration of ozone in clean air is

9. The amount of residual chlorine left in public water supply for safety against pathogenic bacteria is about

10. Which one of the following sequences is the most suitable for treating raw surface water to make it suitable for drinking purpose?


 

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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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