The part of the earth's crust which is made up of silica and alumina is...

GEOGRAPHY
WAEC 2015

The part of the earth's crust which is made up of silica and alumina is the_____?

  • A. Sima
  • B. Mantle
  • C. Barosphere
  • D. Sial

Correct Answer: D. Sial



Post an Explanation Or Report an Error
If you see any wrong question or answer, please leave a comment below and we'll take a look. If you doubt why the selected answer is correct or need additional more details? Please drop a comment or Contact us directly. Your email address will not be published. Required fields are marked *
Add Math
Don't want to keep filling in name and email whenever you make a contribution? Register or login to make contributing easier.