The possibility of photochemical smog formation is more at
- AThe places with healthy vegetation
- BHimalayan villages in winter
- CMarshy lands
- DIndustrial areas
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Similar Questions
Which of the following is/are estimated by titrating polluted water with potassium dichromate solution in acidic medium?
$COD$ $BOD$ $DO$ $I$ $II$ $III$
| $COD$ | $BOD$ | $DO$ |
|---|---|---|
| $I$ | $II$ | $III$ |
Which one of the following statements regarding photochemical smog is not correct?
MediumAIPMT 2012
View SolutionDissolved oxygen is essential for aquatic life. What are the reasons responsible for the depletion of dissolved oxygen in water?
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View SolutionBiochemical oxygen demand $(BOD)$ is a measure of organic materials present in water. $A$ $BOD$ value less than $5 \ ppm$ indicates a water sample to be:
If the $pH$ of water increases above ......,the effectiveness of chlorination in water is reduced.
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