56. Assertion (A) : Straight slope is a type recognized by W. Penck.
    Reason (R) : Straight slope develops due to increasing intensity of erosion.
    

1. 1. Both (A) and (R) are true and (R) is the correct explanation of (A)

   
   
   

   2. Both (A) and (R) are true but (R) is not a correct explanation of (A)

   
   
   

   3. (A) is true but (R) is false

   
   
   

   4. (A) is false but (R) is true

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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57. Which of the following pairs are correctly matched ?
    

    	List - I	List - II
    1.	Granites	Batholiths
    2.	Marbles	Hogback ridges
    3.	Quartzite	Ridge crests
    4.	Hard rocks	Monadnocks

    
    Select the correct answer.
    

1. 1. 1,2,3 and 4

   
   
   

   2. 1,3 and 4

   
   
   

   3. 2 and 4

   
   
   

   4. 1, 2 and 3

   
   
   

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   NA

   Correct Option: B

   NA

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58. Alluvial cone is

1. 1. It is a low cone of alluvial sands and gravels

   
   
   

   2. It is a high conical form of alluvial sands and gravels

   
   
   

   3. It is a cone of soft clay and silt

   
   
   

   4. It is a cone of hard clay and silt

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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59. Assertion (A) : Aksai Chin is desolate and the driest part of the Ladakh region.
    Reason (R) : The whole area bears a stamp of excessive Aeolian erosion.
    Code

1. 1. Both (A) and (R) are true and (R) is the correct explanation of (A)

   
   
   

   2. Both (A) and (R) are true but (R) is not a correct explanation of (A)

   
   
   

   3. (A) is true but (R) is false

   
   
   

   4. (A) is false but (R) is true

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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60. Consider the following statements
    1. Canyon is an extreme type of V-shaped valley with very steep sides and no valley floor.
    2. Grand Canyon is associated with the Colorado River.
    Which of the statements given above is / are correct ?

1. 1. 1 only

   
   
   

   2. 2 only

   
   
   

   3. Both 1 and 2

   
   
   

   4. Neither 1 nor 2

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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