1 Answers

Option 4 : None of the above.

The correct answer is option 4) i.e. None of the Above.

  • The solid portion of the Earth is called the Lithosphere.
  • The Earth is divided into 3 layers - The crust, The Mantle & The Core.
  • The crust is the outermost layer of the earth and it is brittle in nature.
  • The thickness of the crust varies under the oceanic and continental areas.
  • Oceanic crust is thinner as compared to the continental crust.
  • The mean thickness of the oceanic crust is 5 km whereas that of the continental is around 30 km.
5 views

Related Questions