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? MCQ with Answer and Explanation
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. North Atlantic Oscillation
C. Pacific-North American Pattern
D. Madden-Julian Oscillation
Answer: Option A
Solution (By JKSSB Mock Tests)
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.
Explanation:
The Northeast Monsoon winds originate from the Siberian High and blow over the Bay of Bengal, picking up moisture and bringing rainfall to southern India.
Explanation:
'Burst of the Monsoon' is the sudden arrival of heavy monsoon rains after a period of pre-monsoon showers, marking the official beginning of the monsoon season.
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