____ is the coldest regon of the atmosphere :

(a) Troposphere
(b) Stratosphere
(c) Mesosphere
(d) Exosphere

Anurag Mishra Professor Asked on 19th January 2016 in Geography.
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1 Answer(s)

Answer: (c) Mesosphere 

Anurag Mishra Professor Answered on 20th January 2016.
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