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Consider the following statements:

  1. El-Nino causes a reduction in nutrient-rich upwelling, leading to marine biodiversity loss.

  2. The El-Nino phenomenon stabilizes trade winds, reducing rainfall variability.

A1 only

B2 only

CBoth 1 and 2

DNeither 1 nor 2

Answer:

A. 1 only

Read Explanation:

  • El-Nino reduces upwelling, impacting marine food chains, but it weakens trade winds, not stabilizes them.


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  1. The monsoon is a result of the trade winds from the Northern Hemisphere.

  2. The trade winds cross the equator and originate from the Indian Ocean.

  3. The thermal low-pressure over northwest India intensifies in May.

  4. The southwest monsoon is directly responsible for heavy rain on the leeward side of the Western Ghats.

Which of the following is/are true about thunder storms?

1. Thunderstorms are of short duration.

2. Thunderstorms occur over short area and are violent.

3. A thunderstorm is a well-grown cumulonimbus cloud producing thunder and lightning.

Select the correct answer from the following codes

ഇന്ത്യയിൽ ഏറ്റവും കൂടുതൽ മഴ ലഭിക്കുന്ന ചിറാപ്പുഞ്ചി ഏതു സംസ്ഥാനത്തിൽ ?