Vidyalelo
Agriculture · Q345

Soil Science

Graduate and Post Graduate · Agriculture · question 345

Q345

The peeling off the plates from parent rock due to differential expansion and contraction of minerals as a result of changes in temperature, is called as

A.
Meander
B.
Exfoliation
Answer
C.
Illeviation
D.
Moraine

Answer: Option B

Solution

Answer: Option B
Solution:
The peeling off the plates from parent rock due to differential expansion and contraction of minerals as a result of temperature changes is called Exfoliation. It is a process in which large flat or curved sheets of rock fracture and are detached from the outcrop due to pressure release. It mostly occurs when the temperature of rocks changes rapidly that can expand or crack the rocks.