5
QuizMultiple Choice

Igneous Rocks

Question 5 • LVA-Earth and Space Science - FALL

Granitic igneous rocks are all of the following EXCEPT ____.

Answer
A
light-colored
B
lower in density than basaltic rocks
C
high in silica content
D
high in iron content

Explanation

Granitic rocks are felsic: they are typically light-colored and high in silica, and they are less dense than basaltic rocks. They contain relatively little iron, so “high in iron content” is the exception. The best answer is D, high in iron content.

AI-written and checked against the verified answer.

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