Test Bank for Essentials of Oceanography by Tom Garrison | Complete Edition

,Test Bank for Essentials of
Oceanography by Tom Garrison |
Complete Edition

,Indicate whether the statement is true or false.

1. Of all the planets in the solar system, Earth is the only planet to currently have large quantities of liquid water on its
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surface.
a. True
b. False

2. The ocean holds more than 97 percent of Earth's water.
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a. True
b. False

3. Gravity was important in the formation of our planet because it pulled dense metals such as iron and nickel inward,
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forming Earth's core.
j j




a. True
b. False

4. Deep-sea fossils suggest that life evolved within the last million years.
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a. True
b. False

5. There is convincing evidence that water once flowed on the surface of Mars.
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a. True
b. False

6. The universe began to form around 13 billion years ago.
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a. True
b. False

7. Marine science draws on information from disciplines of geology, biology, chemistry, physics, and engineering.
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a. True
b. False

8. Scientific hypotheses are never revised or updated.
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a. True
b. False

9. Saturn’s moon, Titan, is known to possess liquid hydrocarbons on its surface.
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a. True
b. False

10. The average land elevation on Earth is greater than the average depth of the ocean.
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a. True
b. False

Indicate the answer choice that best completes the statement or answers the question.
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, 11. The temperature of the ocean about four billion years ago was
j j j j j j j j j j j .
a. about the same as today’s ocean j j j j j




b. much colder than that of today’s ocean j j j j j j




c. extremelyhotcomparedwithtoday’s j j j j j




ocean
d. only slightly warmer than today’s ocean
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12. Planets other than Earth with liquid on or near the surface are
j j j j j j j j j j j j .
a. nonexistent
b. less rare than we thought
j j j j




c. extremely common but only in the form of water j j j j j j j j




d. extremely common but only in the form of ice j j j j j j j j




13. About j percent of Earth's water is found in the ocean. j j j j j j j j




a. 97
b. 71
c. 67
d. 30

14. Evidence suggests the universe began about 13.7 billion years ago in a
j j j j j j j j j j j j .
a. slow accretion of atoms j j j




b. very large galaxy j j




c. cataclysmicexpansionofenergyand j j j j j




matter
d. protostar

15. What theory best explains how the universe was formed?
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a. condensation j




theory
b. scientific method j




c. outgassing theory j




d. big bang theory j j




16. Which phrase best describes biosynthesis?
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a. The discovery of organic molecules in space
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b. The evolution of living organisms from simple organic building blocks
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c. The evolution of inorganic molecules in seawater
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d. Experiments that show that early organisms lived in an oxygen-free j j j j j j j j j j




environment

17. To recreate an environment for biosynthesis, scientists included which element in their experiments?
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a. extremely cold temperatures j j




b. oxygen
c. ocean water j




d. mixtures of dissolved compounds and gases thought to be similar to Earth’s early atmosphere
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