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Railways PYQCBT 1 2016

RRB NTPC · Question 8

Which is the hottest planet? A. Mercury B. Venus C. Earth D. Mars

  1. B

  2. A

  3. D

  4. C

Show answer & explanation

Answer: (A) B

Explanation

Venus is the hottest planet (about 465 °C) because its thick carbon dioxide atmosphere traps heat (runaway greenhouse effect), though Mercury is closer to the Sun.