Q. Consider the following observations related to the La Niña phenomenon in the equatorial Pacific Ocean:

1. Cooler-than-normal sea surface temperatures
2. Increased rainfall in central regions of India
3. Higher temperatures in the Indian subcontinent
4. Reduced monsoon circulation in India

Which of the above is / are correct?
Answer: Only 1 and 2
Notes: La Niña is a climate pattern characterized by cooler-than-normal sea surface temperatures in the central and eastern equatorial Pacific Ocean (1). This condition leads to an increase in the rainfall in central regions of India, due to its influence, enhancing the formation of low-pressure areas in the region of Bay of Bengal (2). The other options do not correctly describe the effects of La Niña phenomenon.

This question is part of UPSC Daily 20 MCQ Series Course on GKToday Android app.