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.


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