PHYSIOGRAPHIC DIVISION OF INDIA
GREAT INDIAN DESERT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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55
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45
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35
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25
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Detailed explanation-1: -Most experts agree that a desert is an area of land that receives no more than 25 centimeters (10 inches) of precipitation a year. The amount of evaporation in a desert often greatly exceeds the annual rainfall. In all deserts, there is little water available for plants and other organisms.
Detailed explanation-2: -Scanty rainfall of less than 50 cm per annum is received by the areas of high latitudes. There are three such areas in India Northern Gujarat, western Rajasthan and the southern parts of Punjab-Haryana, The rain-shadow area of the Western Ghats and The desert of Ladakh.
Detailed explanation-3: -Arid region of Rajasthan and Rann of Kachchh of Gujarat are the area receive the less than 25 cm rainfall. Explanation: Thar desert regions of Rajasthan receives the little amount of rainfall because of Aravallis mountain.
Detailed explanation-4: -The Aravalli Hills run parallel to the Arabian Sea branch and thus do not form any barrier to intercept the winds. Thus, the annual rainfall in Rajasthan is less than 25cm annually.