UPSC  Geography

241. Which one of the following pairs is not correctly matched?
Dam/Lake river

Govind Sagar : Sutlej Kolleru Lake : Krishna Ukai Reservoir : Tapi Wular Lake : Jhelum

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242. Black soils are known for its fertility with little or no evidence of exhaustion. This is because
1. Black soils with equal proportion of clay, gravel and coarse sand has high moisture retention capacity.
2. Cracks developed during dry season allow oxygenation of the soils.
3. Black soil has low level of kankar thus supports wide variety of crops.
Choose the incorrect reason from the codes below

2 Only. 2, 3 only. 1, 3 only. All the above.

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243. The major hot deserts of the world are located on the western coasts of continents between latitudes 15 and 30 degree North and South. Which among the following are examples of such deserts ?
1. Patagonian desert
2. Gobi desert
3. Atacama desert
4. Great Australian desert
Select the correct answer using the codes given below.

1 and 2 only 1 and 3 only 3 and 4 only 1,3 and 4 only

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244. A state in India has the following characteristics?
1. Its northern part is arid and semi-arid.
2. Its central part produces cotton.
3. cultivation of cash crops is predominant over food crops.
Which of the following states has all of the above characteristics?

Andhra Pradesh Gujarat Karnataka Tamil Nadu

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245. The peninsular plateau is a major physiographic division of India. Which of the following is/are a part of the peninsular plateau ?
1. Kutch peninsula
2. aravali range
3. Meghalaya plateau
Select the correct answer using the codes given below.

1 and 2 only 1 and 3 only 2 and 3 only 1, 2 and 3

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246. Suppose 100 units of radiation is coming from the sun. 35 units gets reflected back to space. 14 units is absorbed by atmosphere. 51 units reaches the earth’s surface. What is the amount of insolation in the above scenario ?

49 units 51 units 65 units 86 units

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247. Many areas in Rajasthan and adjoining states have arid and desert soils. Which of the following are correct about such soils ?
1. they have high phosphate content
2. they have high nitrogen content
3. they are poor in organic matter
Select the correct answer using the codes given below.

1 and 2 only 1 and 3 only 3 only 2 and 3 only

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248. The productivity in the Indian agriculture has stagnated since 1990’s although the usage of fertilizers has considerably increased since then.
What is/are the possible reason/s increase in the productivity cannot come through increase in the usage of fertilizers.

Unscientific usage of fertilizers. Agriculture productivity in India has reached a zenith position and any further Increasing monsoon vagaries because of Climate Change. Both 1 and 3.

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249. Consider the following statements about doldrums :
1. they are a high pressure region
2. they are a zone of wind divergence
Which of the statements given above is/are correct ?

1 only 2 only Both 1 and 2 Neither 1 nor 2

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250. Which of the following conditions is/are conducive for the formation of tropical cyclones?
1. large and continuous supply of warm and moist air.
2. large value of coriolis force.
3. inflow of air at upper level of atmosphere.
Select the correct answer using the codes given below.

1 and 2 only 1 only 1 and 3 only 1, 2 and 3

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