World Geography
The imaginary line on the earth's surface, which closely follows the 180o meridian, is called the

Prime Meridian
Tropic of Cancer
Equator
International Date Line

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World Geography
Which among the following statements is/are correct about the stratosphere?The Stratosphere is the layer of the Earth’s atmosphere which lies beyond the mesosphere.It extends up to an altitude of 50 kilometres from the earth’s surface.This layer is ideal for flying aeroplaneSelect the correct code from the options given below:

Only 2 & 3
Only 1
Only 1 & 2
1, 2 & 3

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