Pre-monsoon showers received in the early summer over Kerala and coastal Karnataka, which are particularly beneficial for the cultivation of coffee, cashew, and mango, are popularly known as:
The pre-monsoon local thunderstorms common in West Bengal and Assam during the summer season, often associated with severe squalls and locally known to bring sudden destructive winds, are called:
Dust storms known as 'Aandhi', common in northwestern India (particularly Punjab, Haryana, and Rajasthan) during the summer season, are primarily caused by:
A.
Cyclonic depressions originating in the Bay of Bengal
B.
The retreat of the subtropical westerly jet stream