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Consider the following statements with regard to the impact of Jet Streams on the Indian climate.
1. In the winter season, jet streams blow across Asia and bifurcate into two branches - one blows to the north of Tibet, and the other one blows eastwards to the south of the Himalayas.
2. The easterly jet stream drives the tropical depressions into India, bringing the highest rainfall in this region.
Which of the above statements is/are correct?

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Important Questions on Atmosphere

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Consider the following statements with regard to the atmospheric pressure belts:
1. The equatorial pressure belt is low while the Polar pressure belts are high.
2. The sub-tropical high-pressure belts form at 30o N and S, known as Horse Latitudes.
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Geostrophic winds are high altitude winds that flow parallel to the isobars. Which of the following statements are correct about geostrophic winds?
1. The net force on geostrophic winds is zero.
2. The friction does not act on geostrophic winds.
3. The winds blow with varying speeds.
4. The geostrophic wind is the theoretical wind that would result from an exact balance between the Coriolis force and the pressure gradient force.
Select the code from below:
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Westerlies in the southern hemisphere are stronger and persistent than in the northern hemisphere. Why?
1. Southern hemisphere has less landmass as compared to the northern hemisphere.
2. Coriolis force is higher in the southern hemisphere as compared to the northern hemisphere.
Which of the statement(s) given above is/are correct?
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What could be the main reason/reasons for the formation of the African and Eurasian desert belts?
1. It is located in the subtropical high-pressure belt.
2. It is under the influence of warm ocean currents.
Which of the statement(s) given above is/are correct in this context?
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IMPORTANT
A layer in the Earth's atmosphere called Ionosphere facilitates radio communication. Why?
1. The presence of ozone causes the reflection of radio waves on Earth.
2. Radio waves have a very long wavelength.
Which of the statement(s) given above is/are correct?
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Which one of the following is the characteristic climate of the tropical Savanna region?
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Andhra Pradesh Police Constable Prelims
IMPORTANT
Normally, the temperature decreases with the increase in height from the Earth's surface because:
1. the atmosphere can be heated upwards only from the Earth's surface
2. there is more moisture in the upper atmosphere
3. the air is less dense in the upper atmosphere
Select the correct answer using the codes given below.
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IMPORTANT
During a thunderstorm, the thunder in the sky is produced by the:
1. meeting of cumulonimbus clouds in the sky.
2. lightning that separates the nimbus clouds.
3. violent upward movement of air and water particles.
Select the correct answer using the codes given below.