Q78
What causes exfoliation in rocks?
A.
Repeated glaciation
B.
Salt crystal growth
C.
Pressure release from erosion
AnswerD.
Biotic decay
Answer: Option C
Solution
Answer: Option C
Solution:
Exfoliation occurs when overlying rock is removed (unloading), reducing pressure and causing layers to peel off like onion skins.Typical in granitic terrains.