science
Grade-4-
Easy

Question

What type of rock is ‘A’ in the given image? 

  1. Newly formed rock
  2. Oldest rock
  3. It is not a rock
  4. Plain rock

hintHint:

The given part marked as A is the oldest rock.

The correct answer is: Oldest rock


    • The given part A is the oldest rock.
    • The oldest rocks are composed of many minerals and amphiboles.
    • They are characterized by the presence of numerous spots throughout.