With reference to La Nina, consider the following statements: It represents warming of ocean surface temperatures in the central and eastern equatorial Pacific Ocean. In India, this condition will lead to very less rainfall and a period of droughts. Which of the statements given above is/are correct?

Q. With reference to La Nina, consider the following statements:
1. It represents warming of ocean surface temperatures in the central and eastern equatorial Pacific Ocean.
2. In India, this condition will lead to very less rainfall and a period of droughts.
Which of the statements given above is/are correct?

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: D

Notes:

Statement 1 is incorrect: It means the large-scale cooling of ocean surface temperatures in the central and eastern equatorial Pacific Ocean, together with changes in the tropical atmospheric circulation, namely winds, pressure and rainfall. It has the opposite impacts on weather and climate as El Niño, which is the warm phase of the El Niño Southern Oscillation (ENSO).

Statement 2 is incorrect: In India, La Niña means the country will receive more rainfall than normal, leading to floods.

Source: DTE

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