WAEC Geography 2003 Question 15

Question 15

Structure of the Earth

The combination of Sial and Sima constitute the

  1. A.hydrosphere
  2. B.biosphere
  3. C.lithosphere
  4. D.atmosphere
Show the answer and explanation

Answer: C (lithosphere)

Explanation

Sial and sima are the rock layers of the crust, which form the lithosphere.