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

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World Geography
Which among the following pairs of weathered landforms is/are not correctly matched?Etchplain – A plain where the bedrock has been subject to considerable subsurface weatheringFlared slope – Small to large indentations in vertical to steeply sloping granular rockSelect the correct code from the options given below:

Both 1 & 2
Only 1
Neither 1 & 2
Only 2

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