A. A cell of rising and sinking air over the equator
B. A cell of rising and sinking air over the Pacific Ocean
C. A type of thunderstorm
D. A wind pattern over the Atlantic
Answer: Option B
Solution (By JKSSB Mock Tests)
The Walker Circulation is a large-scale cell of rising and sinking air over the Pacific Ocean. Warm air rises over the western Pacific (near Indonesia) and sinks over the eastern Pacific. This circulation is disrupted during El Niño events.
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