State PCS PYQPrelims 2022

UPPCS · Question 93

The earth's atmosphere is mainly heated by which one of the following?

  1. Scattered solar radiation
  2. Short wave solar radiation
  3. Long wave terrestrial radiation
  4. Reflected solar radiation
Show answer & explanation

Answer: (C) Long wave terrestrial radiation

Explanation

The atmosphere is heated mainly from below by long-wave radiation emitted by the Earth's surface.