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NDA 2019 GAT · General Knowledge · Physical Geography · medium

Seasons occur due to the revolution of the Earth and the tilt of its axis. 2. On the equinoxes, the Sun's rays fall vertically on the equator.

Single correct option

Consider the following statements:
1. Seasons occur due to the revolution of the Earth and the tilt of its axis.
2. On the equinoxes, the Sun's rays fall vertically on the equator.
Which of the statements given above is/are correct?
  1. A. 1 only
  2. B. 2 only
  3. C. Both 1 and 2
  4. D. Neither 1 nor 2
Show answer and solution

Answer: (C) Both 1 and 2

The Earth's axis is tilted about 23.5 degrees and its revolution around the Sun changes the angle of insolation across the year, producing seasons. On 21 March and 23 September the Sun is overhead at the equator, giving nearly equal day and night everywhere. Both statements are correct.
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Original question written in the NDA 2019 GAT pattern and checked twice for the correct answer. Not an official question paper. How we write and check questions · Corrections policy · Report a mistake