Environmental Engineering Part 3

March 15, 2021

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1. The earth's water circulatory system is known as

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

3. Noise pollution in a road-side building can be reduced by

4. The dispersion of air pollutants in atmosphere is maximum when

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

6. Which one of the following pollutants or pairs of pollutants is formed due to photochemical reactions?

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

8. Water containing substances which are undesirable, harmful or unfit for drinking and domestic uses is called

9. BOD stands for

10. A river with high BOD value is


 

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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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