Question : Sink hole is a phenomenon of :
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : The correct answer is Karst.
Sinkholes are depressions in the earth caused by the collapse of layers of the Earth's surface into caverns. It appears like a circular or funnel-shaped opening at the top and at the bottom. It is a characteristic feature of Karst topography along with Pillar, Stalacites and Stalagmites. It is caused by limestone or chalk region erosion.
Additional information-
Karst topography can be found in India in the Vindhya area, the Himalayas, Pachmarhi in Madhya Pradesh, the surrounding coast around Vishakhapatnam, and Bastar in Chhattisgarh.
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