Question 1

Which interpretation of the image is correct?

Accepted Answer

A)  Different parts of the continents are of different ages. 
B)  Each continent was formed during one specific time period. 
C)  Individual continents are formed of only one age of rock. 
D)  The continents have different types of rocks exposed, but are all of the same age. 
A)  Different parts of the continents are of different ages. 
B)  Each continent was formed during one specific time period. 
C)  Individual continents are formed of only one age of rock. 
D)  The continents have different types of rocks exposed, but are all of the same age.

Question 2

Which of these numbered features is a fold and thrust belt?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 3

Which of the following is a valid description of features within continental interiors?

Accepted Answer

A)  The central region of a continent is called a shield and is a broad, basaltic volcano with gentle slopes. 
B)  The continental platform has nearly horizontal sedimentary rocks deposited on crystalline basement. 
C)  The oldest exposed rocks in a continent are usually along the coastline. 
D)  Broad domes and basins in continental interiors have nearly vertical beds around their flanks. 
E)  All of these. 
A)  The central region of a continent is called a shield and is a broad, basaltic volcano with gentle slopes. 
B)  The continental platform has nearly horizontal sedimentary rocks deposited on crystalline basement. 
C)  The oldest exposed rocks in a continent are usually along the coastline. 
D)  Broad domes and basins in continental interiors have nearly vertical beds around their flanks. 
E)  All of these.

Question 4

Which statement best describes how region 4 will look in the future?

Accepted Answer

A)  lower in elevation because the weight of nearby thrust sheets will cause this part of the continent to flex downward, forming a basin 
B)  higher in elevation because magma generated along a subduction zone will rise into and thicken the crust 
C)  close to sea level because the region's crust will be thinned by thrust faulting 
A)  lower in elevation because the weight of nearby thrust sheets will cause this part of the continent to flex downward, forming a basin 
B)  higher in elevation because magma generated along a subduction zone will rise into and thicken the crust 
C)  close to sea level because the region's crust will be thinned by thrust faulting

Question 5

On the image below, what feature will be present in the future at site A?

Accepted Answer

A)  passive margin 
B)  trench and accretionary prism 
C)  volcanic mountain belt and nearby fold and thrust belt 
A)  passive margin 
B)  trench and accretionary prism 
C)  volcanic mountain belt and nearby fold and thrust belt

Question 6

What can occur during the evolution of a hot spot?

Accepted Answer

A)  an initial period of subsidence as magmas rise from the mantle 
B)  formation of a fold and thrust belt 
C)  formation of rifts that radiate out from the hot spot 
D)  thickening of the crust beneath a passive margin 
E)  none of these 
A)  an initial period of subsidence as magmas rise from the mantle 
B)  formation of a fold and thrust belt 
C)  formation of rifts that radiate out from the hot spot 
D)  thickening of the crust beneath a passive margin 
E)  none of these

Question 7

What processes associated with mountain and basin formation may accompany ocean-continent convergence?

Accepted Answer

A)  Formation of an oceanic trench 
B)  Creation of a fold and thrust belt 
C)  Development of a foreland basin 
D)  Thickening of the crust due to compression and the addition of volcanic rock 
E)  All of these 
A)  Formation of an oceanic trench 
B)  Creation of a fold and thrust belt 
C)  Development of a foreland basin 
D)  Thickening of the crust due to compression and the addition of volcanic rock 
E)  All of these

Question 8

Which of these numbered features is an accretionary prism?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 9

Which feature on this figure formed during the time when these two terranes joined?

Accepted Answer

A)  sediment with fossils F) 
B)  the overlapping sedimentary unit O) 
C)  the pluton P) 
D)  the shear zone and fault S) 
E)  all of these 
A)  sediment with fossils F) 
B)  the overlapping sedimentary unit O) 
C)  the pluton P) 
D)  the shear zone and fault S) 
E)  all of these

Question 10

If you had this type of deformation of a region, it would:

Accepted Answer

A)  thicken the crust and cause subsidence 
B)  thicken the crust and cause uplift 
C)  thin the crust and cause subsidence 
D)  thin the crust and cause uplift 
E)  none of these 
A)  thicken the crust and cause subsidence 
B)  thicken the crust and cause uplift 
C)  thin the crust and cause subsidence 
D)  thin the crust and cause uplift 
E)  none of these

Question 11

What geologic events are expressed in this cross section showing the interpreted geologic setting of the eastern U.S. during middle Paleozoic time?

Accepted Answer

A)  the collision of an island arc with eastern North America 
B)  the collision of a microcontinent with eastern North America 
C)  a foreland basin 
D)  a future continental collision 
E)  all of these 
A)  the collision of an island arc with eastern North America 
B)  the collision of a microcontinent with eastern North America 
C)  a foreland basin 
D)  a future continental collision 
E)  all of these

Question 12

What can a continental hot spot lead to?

Accepted Answer

A)  formation of a curved continental outline along two rifts 
B)  localization of a river and delta along the failed arm of the rift 
C)  a thick accumulation of basalts and other volcanic rocks 
D)  a region that is high in elevation relative to adjacent parts of the continent 
E)  all of these 
A)  formation of a curved continental outline along two rifts 
B)  localization of a river and delta along the failed arm of the rift 
C)  a thick accumulation of basalts and other volcanic rocks 
D)  a region that is high in elevation relative to adjacent parts of the continent 
E)  all of these

Question 13

Which of these regions is high because of subduction of an oceanic plate?

Accepted Answer

A)  1, Andes of South America 
B)  2, East Africa 
C)  3, Tibet 
D)  none of these 
A)  1, Andes of South America 
B)  2, East Africa 
C)  3, Tibet 
D)  none of these

Question 14

A local mountain created by volcanism:

Accepted Answer

A)  may be high in elevation but is not accompanied by a regional increase in crustal thickness 
B)  is always accompanied by a regional increase in crustal thickness 
C)  is always low in elevation and therefore has no need for increase in crustal thickness 
D)  cannot be a shield-type volcano 
A)  may be high in elevation but is not accompanied by a regional increase in crustal thickness 
B)  is always accompanied by a regional increase in crustal thickness 
C)  is always low in elevation and therefore has no need for increase in crustal thickness 
D)  cannot be a shield-type volcano

Question 15

Which of the following correctly matches the tectonic setting of a mountain belt with an example?

Accepted Answer

A)  subduction zone - East Africa 
B)  continental collision - Andes Mountains 
C)  mantle upwelling - Tibet 
D)  all of these 
E)  none of these 
A)  subduction zone - East Africa 
B)  continental collision - Andes Mountains 
C)  mantle upwelling - Tibet 
D)  all of these 
E)  none of these

Question 16

The largest type of basin forms as a continental margin that is not a plate boundary. This is called an):

Accepted Answer

A)  passive margin 
B)  active margin 
C)  boundary margin 
D)  forearc basin 
A)  passive margin 
B)  active margin 
C)  boundary margin 
D)  forearc basin

Question 17

Which of the following resulted in an orogeny in eastern North America?

Accepted Answer

A)  collision with an island arc 
B)  collision with a land mass called Avalonia 
C)  a continental collision 
D)  all of these 
E)  a and b only 
A)  collision with an island arc 
B)  collision with a land mass called Avalonia 
C)  a continental collision 
D)  all of these 
E)  a and b only

Question 18

The principle that regional elevations adjust to the types and thicknesses of rocks at depth is known as:

Accepted Answer

A)  isostasy 
B)  superposition 
C)  elastic rebound 
D)  equanimity 
A)  isostasy 
B)  superposition 
C)  elastic rebound 
D)  equanimity

Question 19

If you had this type of deformation of a region, it would:

Accepted Answer

A)  thicken the crust and cause subsidence 
B)  thicken the crust and cause uplift 
C)  thin the crust and cause subsidence 
D)  thin the crust and cause uplift 
E)  none of these 
A)  thicken the crust and cause subsidence 
B)  thicken the crust and cause uplift 
C)  thin the crust and cause subsidence 
D)  thin the crust and cause uplift 
E)  none of these

Question 20

What regional effects influence continental interiors?

Accepted Answer

A)  rises and falls in sea level related to changes in global climate 
B)  stresses transmitted from distant plate boundaries and mountain belts 
C)  preexisting fault that can be activated by stresses, causing faulting and folding 
D)  all of these 
A)  rises and falls in sea level related to changes in global climate 
B)  stresses transmitted from distant plate boundaries and mountain belts 
C)  preexisting fault that can be activated by stresses, causing faulting and folding 
D)  all of these

Which interpretation of the image is correct?

Which of these numbered features is a fold and thrust belt?

Which of the following is a valid description of features within continental interiors?

Which statement best describes how region 4 will look in the future?

On the image below, what feature will be present in the future at site A?

What can occur during the evolution of a hot spot?

What processes associated with mountain and basin formation may accompany ocean-continent convergence?

Which of these numbered features is an accretionary prism?

Which feature on this figure formed during the time when these two terranes joined?

If you had this type of deformation of a region, it would:

What geologic events are expressed in this cross section showing the interpreted geologic setting of the eastern U.S. during middle Paleozoic time?

What can a continental hot spot lead to?

Which of these regions is high because of subduction of an oceanic plate?

A local mountain created by volcanism:

Which of the following correctly matches the tectonic setting of a mountain belt with an example?

The largest type of basin forms as a continental margin that is not a plate boundary. This is called an):

Which of the following resulted in an orogeny in eastern North America?

The principle that regional elevations adjust to the types and thicknesses of rocks at depth is known as:

If you had this type of deformation of a region, it would:

What regional effects influence continental interiors?

The Nature of Geology

Investigating Geologic Questions

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Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments

Deformation and Metamorphism

Geologic Time

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Earthquakes and Earths Interior

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Weathering, Soil, and Unstable Slopes

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Exam 11: Mountains, Basins, and Continents

Which interpretation of the image is correct?

Which of these numbered features is a fold and thrust belt?

Which of the following is a valid description of features within continental interiors?

Which statement best describes how region 4 will look in the future?

On the image below, what feature will be present in the future at site A?

What can occur during the evolution of a hot spot?

What processes associated with mountain and basin formation may accompany ocean-continent convergence?

Which of these numbered features is an accretionary prism?

Which feature on this figure formed during the time when these two terranes joined?

If you had this type of deformation of a region, it would:

What geologic events are expressed in this cross section showing the interpreted geologic setting of the eastern U.S. during middle Paleozoic time?

What can a continental hot spot lead to?

Which of these regions is high because of subduction of an oceanic plate?

A local mountain created by volcanism:

Which of the following correctly matches the tectonic setting of a mountain belt with an example?

The largest type of basin forms as a continental margin that is not a plate boundary. This is called an):

Which of the following resulted in an orogeny in eastern North America?

The principle that regional elevations adjust to the types and thicknesses of rocks at depth is known as:

If you had this type of deformation of a region, it would:

What regional effects influence continental interiors?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments

Deformation and Metamorphism

Geologic Time

Seafloor and Continental Margins

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