Question

Consider the following statements:
1. Orogenic is a mountain building process whereas Epeirogenic is a continental building process.
2. Orogenic forces operate vertically to the earth’s crust whereas Epeirogenic forces operate horizontally.
3. Orogenic forces lead to changes in small areas compared to Epeirogenic forces.

Select the correct answer using the codes given below :

• A.
  1, 2 and 3
• B.
  1 and 2 only
  
• C.
  2 and 3 only
  
• D.
  1 and 3 only
  

Answer 1

The correct option is D

1 and 3 only

Orogenic forces operate horizontally to the Earth’s crust, whereas Epeirogenic forces operate vertically.