What is the name of the phenomenon where warm water accumulates in the western Pacific, causing increased rainfall there? MCQ with Answer and Explanation

What is the name of the phenomenon where warm water accumulates in the western Pacific, causing increased rainfall there?
A. La Niña
B. Pacific Decadal Oscillation
C. Southern Oscillation
D. El Niño
Answer: Option A
Solution (By JKSSB Mock Tests)
La Niña is characterized by the accumulation of warm water in the western Pacific, leading to increased rainfall in that region.

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Practice More Climate and Weather Questions

Question #1
What is the name of the phenomenon where there is a large-scale pattern of sea level pressure differences between the Arctic and the mid-latitudes?
A. Arctic Oscillation
B. Pacific-North American Pattern
C. North Atlantic Oscillation
D. Madden-Julian Oscillation

Correct Answer: Option A


Explanation:
The Arctic Oscillation (AO) is a large-scale climate pattern of sea level pressure differences between the Arctic and the mid-latitudes of the Northern Hemisphere. It affects weather patterns across the entire Northern Hemisphere.

This question belongs to: Geography GK Climate and Weather
Question #2
Which of the following is the best definition of 'climate'?
A. The study of climate
B. The average temperature of a region
C. The long-term average of weather conditions in a region
D. The short-term state of the atmosphere

Correct Answer: Option C


Explanation:
Climate is the long-term average of weather patterns in a specific region, typically over a period of 30 years or more. It includes averages and variations of temperature, precipitation, and other meteorological variables.

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Question #3
Which of the following is NOT a factor influencing the path of tropical cyclones in the Indian Ocean?
A. Coriolis effect
B. Trade winds
C. Sea surface temperatures
D. The Himalayan mountains

Correct Answer: Option D


Explanation:
The Himalayan mountains do not influence the path of tropical cyclones in the Indian Ocean. Tropical cyclones are driven by trade winds, the Coriolis effect, and sea surface temperatures, and they weaken over land.

This question belongs to: Geography GK Climate and Weather