In the stratosphere,most of the ozone formation is assisted by:
- Acosmic rays
- B$\gamma$-rays
- Cultraviolet radiation
- Dvisible radiations
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Similar Questions
What is the maximum permissible limit of lead in drinking water in $ppb$?
Medium
View SolutionMatch the following List-$I$ ($F^-$ ion concentration in drinking water) with List-$II$ (Effects on humans):
List-$I$ List-$II$ $(A)$ $< 1 \ ppm$ $(i)$ Harmful to bones $(B)$ $> 2 \ ppm$ $(ii)$ Tooth decay $(C)$ $> 10 \ ppm$ $(iii)$ Brown mottling of teeth
Then the correct match is:
| List-$I$ | List-$II$ |
|---|---|
| $(A)$ $< 1 \ ppm$ | $(i)$ Harmful to bones |
| $(B)$ $> 2 \ ppm$ | $(ii)$ Tooth decay |
| $(C)$ $> 10 \ ppm$ | $(iii)$ Brown mottling of teeth |
Then the correct match is:
The gas released during anaerobic degradation of vegetation may lead to
Which of the following statements is not correct?
The relative contribution of $O_3$,$N_2O$,and $H_2O$ to global warming is in the ratio of ......
Medium
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