What is the primary driver of the Madden-Julian Oscillation?
A. Large-scale atmospheric convection and circulation
B. Sea level pressure differences in the Arctic
C. Sea surface temperature differences in the Pacific
D. Sea surface temperature differences in the Indian Ocean
Answer: Option A
Solution (By JKSSB Mock Tests)
The MJO is driven by large-scale atmospheric convection and circulation processes involving the interaction between the ocean and atmosphere, with the propagation of convective systems.
Explanation:
The Tropical Easterly Jet (TEJ) is a high-altitude jet stream over the Indian Ocean and Africa that plays a crucial role in the onset and intensity of the Indian monsoon.
Explanation:
During the summer monsoon (June to September), the winds blow from the Southwest (Indian Ocean) towards the Northeast (landmass), bringing heavy rainfall.
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