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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 N2, O2 and O3 and little water vapours
d
All of the above are correct statements
answer is D.
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Detailed Solution
(a) Between 10 and 50 km, above sea level lies stratosphere correct.(b) Troposphere is dusty zone of air, excess water vapours and cloud formation also takes place in this-correct.(c) Stratosphere contains N2, O2, O3 and little water vapours-correct.