UPSC Prelims PYQ | Layers of Atmosphere
Q1. Arrange the following three atmospheric layers starting from the surface of the earth : A. Stratosphere B. Ionosphere C. Troposphere (a) A, B, C (b) C, A, B (c) A, C, B (d) C, B, A (UPSC Prelims 1984) Answer: (b) C, A, B Explanation: The correct order from the Earth’s surface upward is: …