Consider the following statements in context with the Jet streams:
1.Jet stream are fast moving moisture laden winds blowing only in the stratosphere
2.They help to bring the Western Disturbances Into India In winter
3.They generally blow from West to East
4.They generally blow in a wavy pattern
Which among the above statements is / are correct?

Answer: [C] Only 2, 3 & 4

First statement is incorrect because Jet Streams are fast moving winds which blow over an altitude of 8-15 km, which includes both troposphere as well as stratosphere.

This question is a part of GKToday's Integrated IAS General Studies Module