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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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Important Questions on Atmosphere

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Indian & World Geography And Environmental Ecology>Chapter 6 - Atmosphere>Self-Evaluation Test>Q 7
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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Indian & World Geography And Environmental Ecology>Chapter 6 - Atmosphere>Previously Asked Questions>Q 1
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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Indian & World Geography And Environmental Ecology>Chapter 6 - Atmosphere>Previously Asked Questions>Q 2
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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Indian & World Geography And Environmental Ecology>Chapter 6 - Atmosphere>Previously Asked Questions>Q 3
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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Indian & World Geography And Environmental Ecology>Chapter 6 - Atmosphere>Previously Asked Questions>Q 4
Which one of the following is the characteristic climate of the tropical Savanna region?
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Indian & World Geography And Environmental Ecology>Chapter 6 - Atmosphere>Previously Asked Questions>Q 5
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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Indian & World Geography And Environmental Ecology>Chapter 6 - Atmosphere>Previously Asked Questions>Q 6
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.
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Indian & World Geography And Environmental Ecology>Chapter 6 - Atmosphere>Previously Asked Questions>Q 7
The annual range of temperature in the interior of the continents is high as compared to coastal areas. What is/are the reason/reasons?
1. Thermal difference between land and water
2. Variation in altitude between continents and oceans
3. Presence of strong winds in the interior
4. Heavy rains in the interior as compared to coasts
Select the correct answer using the codes given below.