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World Geography
2015
Earth Structure
Climatic Regions

Which one of the following is the primary source of energy for Earth’s climate system?

D.Wind energy
B.Solar radiation
A.Geothermal energy
C.Tidal energy

Correct Answer: Option B

Solar radiation is the primary source of energy that drives the Earth's climate system.

It directly influences:

  • Temperature
  • Weather patterns
  • Atmospheric circulation.

Hence, solar radiation is the correct answer.

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All World Geography PYQs →All UPSC 2015 questions →
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