Igneouos Rock Quiz
5 Questions
| Attempts: 261
Short quiz on Igeous rocks (level 4-6)
Questions and Answers
- 1.
All of the rocks on earth start out as Igneous rocks.
- A.
True
- B.
False
Correct Answer
A. True -
- 2.
Magma that cools deep below the Earth's crust forms what type of rock?
- A.
Clastic
- B.
Intrusive
- C.
Stratified
- D.
Extrusive
Correct Answer
B. Intrusive -
- 3.
When magma cools quickly, what kind of texture or crystals does a rock have?
- A.
Coarse-graiined or large crystals
- B.
A mixture of all types of grain or sizes of crystals
- C.
Medium-grained or medium crystals.
- D.
Fine-grained or small crystals.
Correct Answer
D. Fine-grained or small crystals. -
- 4.
Why do some Igneous rocks have holes?
- A.
Fossils were trapped in the magma when the rock cooled, and then eroded away.
- B.
The holes are the result of the extreme pressure that Igneous rocks undergo.
- C.
The holes are the result of the extreme heat that igeous rocks undergo.
- D.
Bubbles of gas were trapped in the rock when it cooled quickly.
Correct Answer
D. Bubbles of gas were trapped in the rock when it cooled quickly. -
- 5.
Which of the following is an igneous rock?
- A.
Limestone
- B.
Gypsum
- C.
Gneiss
- D.
Basalt
Correct Answer
D. Basalt -
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Current Version
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Mar 16, 2022Quiz Edited by
ProProfs Editorial Team -
Aug 03, 2009Quiz Created by
Mark Sargent
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