Question 1

Most oceanic islands and seamounts are:

Accepted Answer

A)  small pieces rifted apart from continents 
B)  places where the seafloor has been buckled upward by convergence 
C)  constructed by volcanic eruptions that first occur under water 
D)  large fan-shaped mounds deposited by turbidity currents 
A)  small pieces rifted apart from continents 
B)  places where the seafloor has been buckled upward by convergence 
C)  constructed by volcanic eruptions that first occur under water 
D)  large fan-shaped mounds deposited by turbidity currents C

Question 2

Which sea is shallow because it is underlain by continental crust?

Accepted Answer

A)  Mediterranean Sea 
B)  Red Sea 
C)  Black Sea 
D)  Persian Gulf 
A)  Mediterranean Sea 
B)  Red Sea 
C)  Black Sea 
D)  Persian Gulf D

Question 3

In the ocean Investigation in the textbook, what feature is present at the end of a line of islands?

Accepted Answer

A)  submarine canyons 
B)  a submarine fan 
C)  an oceanic plateau 
D)  all of these 
A)  submarine canyons 
B)  a submarine fan 
C)  an oceanic plateau 
D)  all of these C

Question 4

Approximately when did the central Atlantic Ocean form?

Accepted Answer

A)  four billion years go 
B)  two billion years ago 
C)  two hundred million years ago 
D)  twenty million years ago 
E)  two thousand years ago 
A)  four billion years go 
B)  two billion years ago 
C)  two hundred million years ago 
D)  twenty million years ago 
E)  two thousand years ago

Question 5

Which of these numbered features is an atoll?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  all of these 
E)  none of these 
A)  1 
B)  2 
C)  3 
D)  all of these 
E)  none of these

Question 6

What is the ultimate source of food for animals living around deep-sea hydrothermal vents?

Accepted Answer

A)  sunlight and photosynthesis 
B)  the decay of creatures that float on the ocean surface and settle to the bottom 
C)  nuclear energy from the heated uranium-rich rocks 
D)  bacteria that break down hydrogen sulfide 
A)  sunlight and photosynthesis 
B)  the decay of creatures that float on the ocean surface and settle to the bottom 
C)  nuclear energy from the heated uranium-rich rocks 
D)  bacteria that break down hydrogen sulfide

Question 7

Which part of the Atlantic Ocean was the most recently formed?

Accepted Answer

A)  North Atlantic 
B)  Central Atlantic 
C)  South Atlantic 
D)  Pacific Ocean 
A)  North Atlantic 
B)  Central Atlantic 
C)  South Atlantic 
D)  Pacific Ocean

Question 8

Which sea was a lake prior to being flooded by the ocean at the end of the Ice Age?

Accepted Answer

A)  Black Sea 
B)  Caspian Sea 
C)  Persian Gulf 
D)  Mediterranean Sea 
A)  Black Sea 
B)  Caspian Sea 
C)  Persian Gulf 
D)  Mediterranean Sea

Question 9

Which area shown on the map has the greatest seafloor depth?

Accepted Answer

A)  T) trench 
B)  P) passive margin 
C)  R) oceanic ridges 
A)  T) trench 
B)  P) passive margin 
C)  R) oceanic ridges

Question 10

This figure shows ages of seafloor. Which of the numbered sites is on the shallowest seafloor, based on its position?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 11

Which of these numbered features is on the continental slope?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  none of these 
A)  1 
B)  2 
C)  3 
D)  4 
E)  none of these

Question 12

Which of the following letters marks the Bering Sea and Aleutian Islands off Alaska?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 13

What do the island chains of Hawaii, Tahiti, and Tristan da Cunha have in common?

Accepted Answer

A)  They formed from hot spots. 
B)  They are part of island arcs. 
C)  They are part of an oceanic plateau. 
A)  They formed from hot spots. 
B)  They are part of island arcs. 
C)  They are part of an oceanic plateau.

Question 14

How do most salt deposits form?

Accepted Answer

A)  dense slurries of sediment and water along continental slopes 
B)  rapid deposition offshore of deltas, like in the Gulf of Mexico 
C)  evaporation of water, such as in restricted seaways 
D)  conversion of limestone to dolostone 
A)  dense slurries of sediment and water along continental slopes 
B)  rapid deposition offshore of deltas, like in the Gulf of Mexico 
C)  evaporation of water, such as in restricted seaways 
D)  conversion of limestone to dolostone

Question 15

Which of these numbered features is on the continental shelf?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  none of these 
A)  1 
B)  2 
C)  3 
D)  4 
E)  none of these

Question 16

Which of these numbers has the thinnest sequence of marine sediments?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  none of these 
A)  1 
B)  2 
C)  3 
D)  4 
E)  none of these

Question 17

Which of the following letters marks the Persian Gulf?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 18

Submerged ridges in the Philippine Sea were formed by a:

Accepted Answer

A)  back-arc basin 
B)  trench 
C)  hot spot 
A)  back-arc basin 
B)  trench 
C)  hot spot

Question 19

Which area shown on the map has the shallowest seafloor depth?

Accepted Answer

A)  P) passive continental margin 
B)  R) oceanic ridge 
C)  T) trench 
A)  P) passive continental margin 
B)  R) oceanic ridge 
C)  T) trench

Question 20

Which of the following letters marks the Sea of Japan?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Most oceanic islands and seamounts are:

Which sea is shallow because it is underlain by continental crust?

In the ocean Investigation in the textbook, what feature is present at the end of a line of islands?

Approximately when did the central Atlantic Ocean form?

Which of these numbered features is an atoll?

What is the ultimate source of food for animals living around deep-sea hydrothermal vents?

Which part of the Atlantic Ocean was the most recently formed?

Which sea was a lake prior to being flooded by the ocean at the end of the Ice Age?

Which area shown on the map has the greatest seafloor depth?

This figure shows ages of seafloor. Which of the numbered sites is on the shallowest seafloor, based on its position?

Which of these numbered features is on the continental slope?

Which of the following letters marks the Bering Sea and Aleutian Islands off Alaska?

What do the island chains of Hawaii, Tahiti, and Tristan da Cunha have in common?

How do most salt deposits form?

Which of these numbered features is on the continental shelf?

Which of these numbers has the thinnest sequence of marine sediments?

Which of the following letters marks the Persian Gulf?

Submerged ridges in the Philippine Sea were formed by a:

Which area shown on the map has the shallowest seafloor depth?

Which of the following letters marks the Sea of Japan?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments

Deformation and Metamorphism

Geologic Time

Mountains, Basins, and Continents

Earthquakes and Earths Interior

Climate and Weathering

Glaciers, Shorelines, and Changing Sea Levels

Weathering, Soil, and Unstable Slopes

Streams and Flooding

Water Resources

Energy and Mineral Resources

Geology of the Solar System

Filters

Exam 10: Seafloor and Continental Margins

Most oceanic islands and seamounts are:

Which sea is shallow because it is underlain by continental crust?

In the ocean Investigation in the textbook, what feature is present at the end of a line of islands?

Approximately when did the central Atlantic Ocean form?

Which of these numbered features is an atoll?

What is the ultimate source of food for animals living around deep-sea hydrothermal vents?

Which part of the Atlantic Ocean was the most recently formed?

Which sea was a lake prior to being flooded by the ocean at the end of the Ice Age?

Which area shown on the map has the greatest seafloor depth?

This figure shows ages of seafloor. Which of the numbered sites is on the shallowest seafloor, based on its position?

Which of these numbered features is on the continental slope?

Which of the following letters marks the Bering Sea and Aleutian Islands off Alaska?

What do the island chains of Hawaii, Tahiti, and Tristan da Cunha have in common?

How do most salt deposits form?

Which of these numbered features is on the continental shelf?

Which of these numbers has the thinnest sequence of marine sediments?

Which of the following letters marks the Persian Gulf?

Submerged ridges in the Philippine Sea were formed by a:

Which area shown on the map has the shallowest seafloor depth?

Which of the following letters marks the Sea of Japan?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments

Deformation and Metamorphism

Geologic Time

Mountains, Basins, and Continents

Earthquakes and Earths Interior

Climate and Weathering

Glaciers, Shorelines, and Changing Sea Levels

Weathering, Soil, and Unstable Slopes

Streams and Flooding

Water Resources

Energy and Mineral Resources

Geology of the Solar System

Filters