Within the ionosphere, temperature:
AFalls steadily to zero
BStays perfectly constant
CStarts increasing with height
DSwings daily by 100 degrees
Answer & Solution
Correct answer: C. Starts increasing with height
1. Each layer has its own temperature behaviour.
2. In the ionosphere, temperature starts increasing with height.
3. This is unlike the falling trend of the troposphere.
_Source: NCERT Class 11 Geography, 'Composition and Structure of Atmosphere' (kegy207)_
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