Which of the following is the primary reason for heavy snowfall in the Himalayas? MCQ with Answer and Explanation

Explanation:
The Indian summer monsoon is strongly influenced by the northward shift of the Intertropical Convergence Zone (ITCZ) over the Indian subcontinent, drawing in moisture-laden winds from the Indian Ocean.

Explanation:
The westerlies are formed by the Ferrel cell circulation, where air flows from the subtropics towards the poles.

Explanation:
A negative AO phase is characterized by higher than normal pressure over the Arctic and lower than normal pressure over the mid-latitudes. This allows cold Arctic air to spill southward, leading to colder winters in the mid-latitudes.