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Which layer of the continental crust is made up of granitic rocks that are high in silicon and aluminum?

10. Which layer of the continental crust is made up of granitic rocks that are high in silicon and aluminum?

1. Sial layer
2. Sima layer
3. Both A and B
4. None of the above

Answer

The correct answer is: A) Sial layer

Explanation

The Sial layer is the continental crust's uppermost layer. It is mostly made up of granitic rocks that are high in silicon and aluminum. The term Sial is derived from the molecular symbols for silicon (Si) and aluminum (Al).