LESSON 1
PRACTICE EXERCISE
The following items will test your grasp of the material covered in this lesson. There is only one correct answer
for each item. When you complete the exercise, check your answer with the answer key that follows. If you
answer any item incorrectly, study again that part of the lesson that contains the portion involved.
1.
_____________________ are tabular bodies of intrusive igneous rock that cut across the structure of
adjacent rocks.
2.
Karst topography is typically developed on what specific rock type?
3.
What type of rock is formed from the highest grade of regional metamorphism?
4.
True or False. Marble is a metamorphic rock formed from the alteration of limestone.
5.
What is the name given to a biochemical sedimentary rock consisting of at least 50 percent by weight and
70 percent by volume of carbonaceous material?
6.
Which of the following is not a metamorphic rock?
A.
slate
B.
chert
C.
gneiss
D.
quartzite
7.
What are the three major sources of geologic information?
8.
Which rock type should never be used as an aggregate in portland cement because of its reactivity with
9.
What are pyroclastic rocks?
10.
Name three distinctive types of volcanic cones.
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EN5341
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