66. 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 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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67. Which of the following statements is correct ?
    
    Plateaus are product of:

1. 1. Mature stage of cycle of erosion

   
   
   

   2. Youth stage of cycle of erosion

   
   
   

   3. Old stage of cycle of erosion

   
   
   

   4. Rejuvenation of the old mountain

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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68. Gorge or canyon is

1. 1. Steep walled and has a V shaped cross section

   
   
   

   2. Steep walled and has a U shaped cross section

   
   
   

   3. Broad walled and has cylindrical shape

   
   
   

   4. Round walled and has cylindrical shape

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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