Consider the following statements: 1. Jet streams occur in the Northern Hemisphere only. 2. Only some…

Consider the following statements: 1. Jet streams occur in the Northern Hemisphere only. 2. Only some cyclones develop an eye. 3. The temperature inside the eye of a cyclone is nearly 10°C lesser than that of the surroundings. Which of the statements given above is/are correct?
  1. 1 only
  2. 2 and 3 only
  3. 2 only
  4. 1 and 3 only

Solution

Jet streams occur in both hemispheres (1 wrong). The eye is characteristic only of tropical cyclones, not all cyclones (2 correct). Temperature inside the eye is warmer than surroundings — not cooler (3 wrong). Answer: (c) 2 only.

Asked in: UPSC Prelims 2020

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