Question 1

In the deep sea biogenous sediments make up the majority of the pelagic deposits.

Accepted Answer

A) True 
 B)False  True

Question 2

Which type of sediment is the greatest contributor, on a world scale, to the sediments of the neritic zone?

Accepted Answer

A)  Biogenous 
B)  Terrigenous 
C)  Hydrogenous 
D)  Cosmogenous 
E)  Volcanic 
A)  Biogenous 
B)  Terrigenous 
C)  Hydrogenous 
D)  Cosmogenous 
E)  Volcanic B

Question 3

The most common topographic features on Earth are probably

Accepted Answer

A)  rivers. 
B)  beaches. 
C)  abyssal hills. 
D)  continental shelves. 
E)  island arcs. 
A)  rivers. 
B)  beaches. 
C)  abyssal hills. 
D)  continental shelves. 
E)  island arcs. C

Question 4

Geologic dredges are used to quantitatively sample the seafloor.

Accepted Answer

A) True 
 B)False

Question 5

The vertical relief across the mountains of the western United States is similar to the vertical relief across the Mid-Atlantic Ridge.

Accepted Answer

A) True 
 B)False

Question 6

Manganese nodules are

Accepted Answer

A)  pelagic ooze. 
B)  volcanic. 
C)  lithogenous sediment. 
D)  pelagic biogenous sediment. 
E)  pelagic hydrogenous sediment. 
A)  pelagic ooze. 
B)  volcanic. 
C)  lithogenous sediment. 
D)  pelagic biogenous sediment. 
E)  pelagic hydrogenous sediment.

Question 7

Which of the following is least likely to be a major component of marine sediments?

Accepted Answer

A)  Silicous ooze 
B)  Calcareous ooze 
C)  Cosmogenous materials 
D)  Hydrogenous sediments 
E)  Lithogenous sediments 
A)  Silicous ooze 
B)  Calcareous ooze 
C)  Cosmogenous materials 
D)  Hydrogenous sediments 
E)  Lithogenous sediments

Question 8

Satellite radar altimeters measure sea surface topography.

Accepted Answer

A) True 
 B)False

Question 9

Calcareous sediments of the North Atlantic occur at deeper depths than calcareous sediments in the North Pacific.

Accepted Answer

A) True 
 B)False

Question 10

The particle size of terrigenous sediments generally ________ with distance from shore.

Accepted Answer

A)  increases 
B)  decreases 
C)  stays the same 
D)  become less uniform 
E)  is less graded 
A)  increases 
B)  decreases 
C)  stays the same 
D)  become less uniform 
E)  is less graded

Question 11

Particles of a well-sorted sediment sample fall within a limited size range.

Accepted Answer

A) True 
 B)False

Question 12

In general, coarse sediments are found closer to shore and fine sediments are found further offshore.

Accepted Answer

A) True 
 B)False

Question 13

Submarine canyons are features associated principally with the continental slope; some are associated with past or present rivers.

Accepted Answer

A) True 
 B)False

Question 14

Turbidity currents produce some

Accepted Answer

A)  trenches. 
B)  abyssal hills. 
C)  submarine canyons. 
D)  All of these are correct. 
E)  None of these are correct. 
A)  trenches. 
B)  abyssal hills. 
C)  submarine canyons. 
D)  All of these are correct. 
E)  None of these are correct.

Question 15

Pelagic sediments are commonly more fine-grained than neritic sediments.

Accepted Answer

A) True 
 B)False

Question 16

Lithogenous sediment is

Accepted Answer

A)  derived from rock. 
B)  derived from plants and animals. 
C)  always found at depths over 4500m. 
D)  always associated with deep-sea trenches. 
E)  derived from the chemistry of the water. 
A)  derived from rock. 
B)  derived from plants and animals. 
C)  always found at depths over 4500m. 
D)  always associated with deep-sea trenches. 
E)  derived from the chemistry of the water.

Question 17

The smaller the footprint of a sound beam, the greater the detail of the seafloor features.

Accepted Answer

A) True 
 B)False

Question 18

Why do small particles descend to the seafloor at rates exceeding expectation?

Accepted Answer

A)  The particles attract each other 
B)  The particles increase their density 
C)  The particles are incorporated into the fecal pellets of small animals 
D)  The particles attract each other and the particles are incorporated into the fecal pellets of small animals 
E)  The particles attract each other, the particles increase their density, and the particles are incorporated into the fecal pellets of small animals 
A)  The particles attract each other 
B)  The particles increase their density 
C)  The particles are incorporated into the fecal pellets of small animals 
D)  The particles attract each other and the particles are incorporated into the fecal pellets of small animals 
E)  The particles attract each other, the particles increase their density, and the particles are incorporated into the fecal pellets of small animals

Question 19

The deepest depth of the oceans is located in which trench?

Accepted Answer

A)  Japan-Kuril 
B)  Aleutian 
C)  Peru-Chile 
D)  Puerto Rico-Cayman 
E)  Mariana 
A)  Japan-Kuril 
B)  Aleutian 
C)  Peru-Chile 
D)  Puerto Rico-Cayman 
E)  Mariana

Question 20

Which of the following is NOT an example of a hydrogenous sediment?

Accepted Answer

A)  Manganese nodules 
B)  Phosphorites 
C)  Salts 
D)  Ooliths 
E)  Tektites 
A)  Manganese nodules 
B)  Phosphorites 
C)  Salts 
D)  Ooliths 
E)  Tektites

In the deep sea biogenous sediments make up the majority of the pelagic deposits.

Which type of sediment is the greatest contributor, on a world scale, to the sediments of the neritic zone?

The most common topographic features on Earth are probably

Geologic dredges are used to quantitatively sample the seafloor.

The vertical relief across the mountains of the western United States is similar to the vertical relief across the Mid-Atlantic Ridge.

Manganese nodules are

Which of the following is least likely to be a major component of marine sediments?

Satellite radar altimeters measure sea surface topography.

Calcareous sediments of the North Atlantic occur at deeper depths than calcareous sediments in the North Pacific.

The particle size of terrigenous sediments generally ________ with distance from shore.

Particles of a well-sorted sediment sample fall within a limited size range.

In general, coarse sediments are found closer to shore and fine sediments are found further offshore.

Submarine canyons are features associated principally with the continental slope; some are associated with past or present rivers.

Turbidity currents produce some

Pelagic sediments are commonly more fine-grained than neritic sediments.

Lithogenous sediment is

The smaller the footprint of a sound beam, the greater the detail of the seafloor features.

Why do small particles descend to the seafloor at rates exceeding expectation?

The deepest depth of the oceans is located in which trench?

Which of the following is NOT an example of a hydrogenous sediment?

The Water Planet

Earth Structure and Plate Tectonics

The Physical Properties of Water

Seawater

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

The Tides

Coasts, Beaches, and Estuaries

The Living Ocean

The Plankton, Energy, and Food Webs

The Nekton: Swimmers of the Sea

The Benthos: Living on the Sea Floor

Environmental Issues

The Oceans and Climate Disruption

Prologue: The History of Oceanography

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Exam 3: The Sea Floor and Its Sediments

In the deep sea biogenous sediments make up the majority of the pelagic deposits.

Which type of sediment is the greatest contributor, on a world scale, to the sediments of the neritic zone?

The most common topographic features on Earth are probably

Geologic dredges are used to quantitatively sample the seafloor.

The vertical relief across the mountains of the western United States is similar to the vertical relief across the Mid-Atlantic Ridge.

Manganese nodules are

Which of the following is least likely to be a major component of marine sediments?

Satellite radar altimeters measure sea surface topography.

Calcareous sediments of the North Atlantic occur at deeper depths than calcareous sediments in the North Pacific.

The particle size of terrigenous sediments generally ________ with distance from shore.

Particles of a well-sorted sediment sample fall within a limited size range.

In general, coarse sediments are found closer to shore and fine sediments are found further offshore.

Submarine canyons are features associated principally with the continental slope; some are associated with past or present rivers.

Turbidity currents produce some

Pelagic sediments are commonly more fine-grained than neritic sediments.

Lithogenous sediment is

The smaller the footprint of a sound beam, the greater the detail of the seafloor features.

Why do small particles descend to the seafloor at rates exceeding expectation?

The deepest depth of the oceans is located in which trench?

Which of the following is NOT an example of a hydrogenous sediment?

The Water Planet

Earth Structure and Plate Tectonics

The Physical Properties of Water

Seawater

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

The Tides

Coasts, Beaches, and Estuaries

The Living Ocean

The Plankton, Energy, and Food Webs

The Nekton: Swimmers of the Sea

The Benthos: Living on the Sea Floor

Environmental Issues

The Oceans and Climate Disruption

Prologue: The History of Oceanography

Filters