Q99
What is changed in metamorphic rocks?
A.
Structure
B.
Formation
C.
(1) and (2) both
AnswerD.
Actual chemical composition
Answer: Option C
Solution
Answer: Option C
Solution:
Structicture and Formation is changed in metamorphic rocks. Due to subduction of rocks to lower levels of Earth's crust they experience high temperature and high pressure due to which their formation and structure changes as they recrystalline.