'Nor westers' are thunderstorms which are prominent in ________.
India and Bangladesh
'Nor'westers' (locally Kalbaisakhi) are violent pre-monsoon thunderstorms that move in from the north-west during March–May, bringing squally winds, lightning, hail, and heavy rain.
They are most prominent over eastern India (West Bengal, Odisha, Jharkhand, Assam) and adjoining Bangladesh. Bhutan, Nepal and Myanmar lie outside this core belt.
Which layer of atmosphere helps in radio transmission?
What would happen if the difference in pressure in Tahiti was negative?
Which of the following cyclones did NOT hit India during the years 2021-2022?
Identify the meaning of continentality.
According to traditional Indian seasons, which of the following seasons falls in the months of November – December?
Match the columns.
Season | Month according to Indian calendar | ||
(A) | Vasanta | (I) | Chaitra-Vaisakha |
(B) | Grishma | (II) | Asvina-Kartika |
(C) | Varsha | (III) | Sravana-Bhadra |
(D) | Sharada | (IV) | Jayistha-Asadha |
_________ are defined as the mass movement of rock, debris or earth down a slope.
Which of the following winds are hot dust-laden and blow from Sahara desert towards Mediterranean Region?
How thick is the lithosphere?
Which of the following is a local wind?
In which of the following atmospheric layers ozone gas is concentrated?
Ozone layer depletion is a major phenomenon in :
Starting from Earth's surface, the right sequence is-
I. Stratosphere
II. Troposphere
III. Ionosphere
IV. Mesosphere
By which layer of the atmosphere the ultra-violet rays are absorbed ?
______ is the uppermost layer of the atmosphere.