,Test Bank For Oceanography 10th
Chapter 1. The Origin of the Ocean.
Chapter 1. The Origin of the Ocean.
1. Question 1
The concept of a single world ocean, emphasizes the interdependence of
ocean and land, life and water, atmospheric and oceanic circulation, as
well as natural and human-made environments.
*a. True
b. False
2. Question 10
Earth’s early atmosphere was similar to the present-day atmosphere,
composed mostly of oxygen and nitrogen.
a. True
*b. False
3. Question 11
Recent research suggests that a barrage of icy comets or asteroids
colliding with Earth may have contributed a portion of the accumulating
mass of water on our planet that would form the first ocean.
*a. True
b. False
4. Question 12
The fact that all life cells depend on saline water, suggests that life
evolved in the ocean.
*a. True
b. False
5. Question 13
Within our solar system, we have evidence that there are large amounts
of water and ice in the interiors and atmospheres of the four gas giant
planets.
*a. True
b. False
6. Question 14
One of the conditions necessary for a planet to have a permanent ocean
of liquid water, is to have a solid cold core.
a. True
*b. False
1
,Test Bank For Oceanography 10th
Chapter 1. The Origin of the Ocean.
7. Question 15
Magnetometer data has been used to determine if other planets and moons
in our solar system have salty oceans.
*a. True
b. False
8. Question 16
How much of the water on Earth is found in the oceans?
a. 3%
b. 67%
c. 71%
d. 90%
*e. 97%
9. Question 17
Water covers approximately ____ of the surface of the Earth.
a. 25%
b. 5%
c. 50%
*d. 71%
e. 95%
10. Question 18
What is the approximate average depth of the Earth’s ocean?
*a. 3,600 m
b. 12,000 m
c. 810 m
d. 15,500 m
e. 1,200 m
11. Question 19
Joann, a marine scientist, is studying the amount of dissolved iron, nitrate, and
phosphate in the upper water column of the open ocean to determine if nutrients are
limiting phytoplankton growth. What kind of marine scientist is she?
a. Physical oceanographer
*b. Chemical oceanographer
c. Marine biologist
d. Marine geologist
e. Marine engineer
12. Question 2
The total amount of fresh water on Earth makes up for only about 2.5%
of all the water on the planet.
2
, Test Bank For Oceanography 10th
Chapter 1. The Origin of the Ocean.
*a. True
b. False
13. Question 20
A marine scientist who is testing the amount of oxygen needed by microorganisms in
deep ocean sediments is conducting a(n) ____.
a. hypothesis
*b. experiment
c. theory
d. scientific method
e. marine law
14. Question 21
A(n) ____ is an explanation that can be tested by additional observations and
controlled experiments.
a. question
b. science
*c. hypothesis
d. scientific method
e. law
15. Question 22
A marine scientist who studies the movements of the seafloor at mid-ocean ridges
and subduction zones is a ____.
a. physical oceanographer
b. marine climatologist
c. chemical oceanographer
*d. marine geologist
e. marine biologist
16. Question 23
A(n) ____ usually takes the form of a concise mathematical or verbal expression;
a(n) ____ provides an explanation for the observations.
*a. law; theory
b. theory; law
c. hypothesis; theory
d. law; hypothesis
e. theory; hypothesis
17. Question 24
The water for the Earth’s ocean originated from ____.
3
Chapter 1. The Origin of the Ocean.
Chapter 1. The Origin of the Ocean.
1. Question 1
The concept of a single world ocean, emphasizes the interdependence of
ocean and land, life and water, atmospheric and oceanic circulation, as
well as natural and human-made environments.
*a. True
b. False
2. Question 10
Earth’s early atmosphere was similar to the present-day atmosphere,
composed mostly of oxygen and nitrogen.
a. True
*b. False
3. Question 11
Recent research suggests that a barrage of icy comets or asteroids
colliding with Earth may have contributed a portion of the accumulating
mass of water on our planet that would form the first ocean.
*a. True
b. False
4. Question 12
The fact that all life cells depend on saline water, suggests that life
evolved in the ocean.
*a. True
b. False
5. Question 13
Within our solar system, we have evidence that there are large amounts
of water and ice in the interiors and atmospheres of the four gas giant
planets.
*a. True
b. False
6. Question 14
One of the conditions necessary for a planet to have a permanent ocean
of liquid water, is to have a solid cold core.
a. True
*b. False
1
,Test Bank For Oceanography 10th
Chapter 1. The Origin of the Ocean.
7. Question 15
Magnetometer data has been used to determine if other planets and moons
in our solar system have salty oceans.
*a. True
b. False
8. Question 16
How much of the water on Earth is found in the oceans?
a. 3%
b. 67%
c. 71%
d. 90%
*e. 97%
9. Question 17
Water covers approximately ____ of the surface of the Earth.
a. 25%
b. 5%
c. 50%
*d. 71%
e. 95%
10. Question 18
What is the approximate average depth of the Earth’s ocean?
*a. 3,600 m
b. 12,000 m
c. 810 m
d. 15,500 m
e. 1,200 m
11. Question 19
Joann, a marine scientist, is studying the amount of dissolved iron, nitrate, and
phosphate in the upper water column of the open ocean to determine if nutrients are
limiting phytoplankton growth. What kind of marine scientist is she?
a. Physical oceanographer
*b. Chemical oceanographer
c. Marine biologist
d. Marine geologist
e. Marine engineer
12. Question 2
The total amount of fresh water on Earth makes up for only about 2.5%
of all the water on the planet.
2
, Test Bank For Oceanography 10th
Chapter 1. The Origin of the Ocean.
*a. True
b. False
13. Question 20
A marine scientist who is testing the amount of oxygen needed by microorganisms in
deep ocean sediments is conducting a(n) ____.
a. hypothesis
*b. experiment
c. theory
d. scientific method
e. marine law
14. Question 21
A(n) ____ is an explanation that can be tested by additional observations and
controlled experiments.
a. question
b. science
*c. hypothesis
d. scientific method
e. law
15. Question 22
A marine scientist who studies the movements of the seafloor at mid-ocean ridges
and subduction zones is a ____.
a. physical oceanographer
b. marine climatologist
c. chemical oceanographer
*d. marine geologist
e. marine biologist
16. Question 23
A(n) ____ usually takes the form of a concise mathematical or verbal expression;
a(n) ____ provides an explanation for the observations.
*a. law; theory
b. theory; law
c. hypothesis; theory
d. law; hypothesis
e. theory; hypothesis
17. Question 24
The water for the Earth’s ocean originated from ____.
3
