The mesosphere extends up to a height of about:
A400 km
B80 km
C50 km
D120 km
Answer & Solution
Correct answer: B. 80 km
1. Temperature falls again with height here.
2. It reaches 80 km.
3. Its upper limit is the mesopause.
_Source: NCERT Class 11 Fundamentals of Physical Geography, Chapter 8, Composition and Structure of Atmosphere._
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