Module 4

Question 1

1. Rocks vary in color, size, texture and shape. They are classified based
   on how they were formed. Which of the following deals with the study of
   rocks?

A. Biology B. Geology
C. Paleontology D. Petrology

Answer 1

D

Question 2

2. Halite is made when a body of seawater becomes closed off and evaporates
   and salt precipitates out and is deposited as crystallized halite. What type of
   sedimentary rock is formed?

A. Clastic B. Chemical C. Organic D. Pyroclastic

Answer 2

B

Question 3

3. Igneous rock is divided into two groups, extrusive and intrusive Extrusive igneous
   rocks form when magma makes its way to its surface as lava and the cools
   forming rocks. Which will be the characteristics of the crystals?
   A. Crystals are very large.
   B. Crystals are phaneritic.
   C. Crystals are fine grained.
   D. Crystals are coarse grained.

Answer 3

C

Question 4

4. Regional metamorphism occurs due to changes in pressure and temperature
   over a large region of the crust. It may happen when rock is
   buried deep below the surface or where pieces of the Earth’s crust collide.
   Which is a metamorphic rock?
   A. Breccia B. Conglomerate C. Marble D. Sandstone

Answer 4

C

Question 5

Igneous and metamorphic rock can be buried and undergo tremendous
heating and stress. What is the process of transformation of one rock type
into another?
A. Compaction B. Lithification C. Metamorphism D. weathering

Answer 5

C

Question 6

What type of rocks are formed from sediments over long period of time?
A. Igneous Rocks C. Metamorphic Rocks
B. Sedimentary Rocks D. Minerals

Answer 6

B

Question 7

7. Which type of rock is formed when heated and compressed over time?
   A. Igneous C. Sedimentary
   B. Metamorphic D. All are correct

Answer 7

B

Question 8

8. What is the natural process that causes one kind of rock to change into another
   kind?
   A. weathering B. rock cycle C. Sediments D. Metamorphism

Answer 8

B

Question 9

Which rock type is formed from hardened magma beneath the Earth’s surface?
A. Intrusive metamorphic rock
B. Extrusive sedimentary rock
C. Intrusive igneous rock
D. Extrusive igneous rock

Answer 9

C

Question 10

Which of the following is an example of an igneous rock?

A. Coal B. Granite C. Limestone D.Sandstone

Answer 10

B

Question 11

Which of the following represents the correct order of the processes
responsible for the formation of sedimentary rocks?
A. Compaction, cementation, deposition, weathering, erosion
B. Deposition, cementation, compaction, erosion, weathering
C. Erosion, weathering, compaction, cementation, deposition
D. Weathering, erosion, deposition, compaction, cementation

Answer 11

D

Question 12

12. A student obtained a cup of quartz sand from a beach. A saltwater solution is
    poured into the sand and is allowed to evaporate. Afterwards, the mineral residue
    from salt water solution cemented the sand grains together. Which of the following
    is most likely formed?
    A. extrusive igneous rock
    B. intrusive igneous rock
    C. metamorphic rock
    D. sedimentary rock

Answer 12

C

Question 13

13. Which of the following is true about rocks?
    A. Coal is not considered a rock.
    B. Rocks do not contain minerals.
    C. Most rocks are a mixture of minerals.
    D.Rocks are composed of only one mineral.

Answer 13

C

Question 14

14. What is the type of rock formed from lava that cools quickly that results to
    finer grain and smaller size of crystals?
    A. Extrusive igneous rock
    B Intrusive igneous rock
    C. Metamorphic rock
    D. Sedimentary rock

Answer 14

A

Question 15

15. In which type of rock can fossils be found?
    A. Extrusive igneous rock C. Metamorphic rock
    B. Intrusive igneous rock D. Sedimentary rock

Answer 15

D