I. The winds which blow between 30°N and 60°S latitudes throughout the year are known as westerlies.
II. The moist air masses that cause winter rains in the North-Western region of India are part of westerlies.
Which of the statements given above is/are correct?

I. surface wind.
II. upper atmosphere wind.
III. embedded in upper westerlies.
IV. rain bearing wind.
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I. There is lack of maritime influence.
II. Northern India is nearer to the Himalayan region.
III. Air mass comes from polar regions of Northern India.
Which of the statements given above is/are correct?

I. Monsoon reaches the Malabar coast first.
II. Rajasthan does not get rainfall from South West monsoon.
III. South-West monsoon retreats when the permanent wind belts starts shifting to the South.
Select the correct answer using the codes given below.

I. High and dry winds would blow outward from this high pressure area.
II. The Northern plain would become cold.
III. Scorching winds (locally called loo) would blow during the day time.
IV. There would be torrential rains brought up by thunderstorms.
Select the correct answer using the codes given below.

I. North Western India is characterised by low pressure during this season.
II. It is characterised by local storms beneficial for plantation crops.
III. It begins in mid-June and ends in September.

I. Al Masudi was the first person who gave an account of reversal of ocean current and the monsoon winds over the North Indian ocean.
II. According to Halley, the primary cause of Indian monsoon circulation was the differential heating effects of the land and sea.
III. According to Flohn’s Dynamic Theory, monsoon is the result of seasonal migration of planetary winds and pressure belts.
Which of the statement given above is/are correct?

I. El-Nino and La-Nina are opposite phases of what is known as the El Nino Southern Oscillation (ENSO) Cycle.
II. ENSO can be neutral, warm or cold.
Which of the following options are correct with regard to the above statements?

I. Uttar Pradesh
II. West Bengal
III. Kerala
IV. Rajasthan
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I. Occurrence of El-Nino produces warm sea surface temperature over Equatorial Eastern Pacific Ocean.
II. Jet streams get irregular pattern due to El-Nino events and produce weather anomalies in coastal areas of Tropical Pacific Ocean.
Which of the statements given above is/are correct?

The South-West monsoon originates in India primarily due to
I. low pressure in the Punjab plain.
II. high pressure in areas South of  8°N latitude.
III. equatorial low being filled up by descending currents.
IV. Tibet plateau
Select the correct answer using the codes given below.