MCQOPTIONS
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| 1. |
Select the correct statement(s). |
| A. | Above the troposphere, between 10 and 50 km above sea level lies stratosphere |
| B. | Troposphere is a turbulent, dusty zone containing air, much water vapours and cloud formation |
| C. | Stratosphere contains \[{{N}_{2}},\] \[{{O}_{2}}\] and \[{{O}_{3}}\] and little water vapours |
| D. | All of the above are correct statements |
| Answer» E. | |