UPSC CSE Prelims
Question 36
Consider the following statements :
- The winds which blow between 30° N and 60° S latitudes throughout the year are known as westerlies.
- The moist air masses that cause winter rains in North-Western region of India are part of westerlies.
Which of the statements given above is/are correct?
View correct answer and explanation
Correct answer: B
Correct Option: B
Explanation: The westerly wind belt extends roughly between 30° and 60° in both hemispheres, and winter western disturbances that bring rain to northwestern India travel in the midlatitude westerlies.
Statement/Pair-wise Analysis:
Statement/Item 1: Incorrect - The statement incorrectly gives 30° N to 60° S; the belts are roughly 30°–60° N and 30°–60° S separately.
Statement/Item 2: Correct - Western disturbances move from the Mediterranean–West Asian region via the westerlies, bringing winter precipitation.
Option-wise Analysis:
A: Incorrect - includes incorrect statement/item 1; omits correct statement/item 2.
B: Correct - includes all and only the correct items.
C: Incorrect - includes incorrect statement/item 1.
D: Incorrect - omits correct statement/item 2.