Question 1

The Taconic orogeny occurred during the ____________________ of geologic time in the region of ____________________.

Accepted Answer

Late Ordov

Question 2

The Michigan Basin is an important source for ____.

Accepted Answer

A)  rock salt 
B)  gypsum 
C)  oil 
D)  gas 
E)  all of these 
A)  rock salt 
B)  gypsum 
C)  oil 
D)  gas 
E)  all of these

Question 3

What worldwide effect was caused by Gondwana moving over the South Pole during the Carboniferous Period?

Accepted Answer

The extensive contin

Question 4

Why are organic reefs useful paleoecological indicators?

Accepted Answer

A)  Organisms only form limestone reefs in cold, tropic waters. 
B)  Organisms only form limestone reefs where there is a great abundance of mineral matter in the water. 
C)  Organisms only form limestone reefs in warm, clear, shallow water. 
D)  Organisms in the modern world only form limestone reefs between 30 degrees north and south of the equator. 
E)  Modern organisms only form limestone reefs in warm, clear, shallow water, between 30 degrees north and south of the equator. 
A)  Organisms only form limestone reefs in cold, tropic waters. 
B)  Organisms only form limestone reefs where there is a great abundance of mineral matter in the water. 
C)  Organisms only form limestone reefs in warm, clear, shallow water. 
D)  Organisms in the modern world only form limestone reefs between 30 degrees north and south of the equator. 
E)  Modern organisms only form limestone reefs in warm, clear, shallow water, between 30 degrees north and south of the equator.

Question 5

Which of the following was not a mobile belt around the North American continent during the Paleozoic?

Accepted Answer

A)  Franklin 
B)  Cordilleran 
C)  Hercynian 
D)  Ouachita 
E)  Appalachian 
A)  Franklin 
B)  Cordilleran 
C)  Hercynian 
D)  Ouachita 
E)  Appalachian

Question 6

Platform sedimentary rocks are entirely carbonate rocks.

Accepted Answer

A) True 
 B)False

Question 7

What is a cratonic sequence?

Accepted Answer

A large-scale rock unit repres

Question 8

The basal unit of the Tippecanoe sequence is the St.Peter Sandstone.

Accepted Answer

A) True 
 B)False

Question 9

What were the general climatic conditions on the Paleozoic supercontinent (Pangaea)?

Accepted Answer

A)  arid 
B)  arid to semiarid 
C)  semiarid to subtropical 
D)  subtropical to humid 
E)  humid 
A)  arid 
B)  arid to semiarid 
C)  semiarid to subtropical 
D)  subtropical to humid 
E)  humid

Question 10

What are believed to be the causes of global transgressive and regressive cycles?

Accepted Answer

Changes in sea level

Question 11

The ____________________ orogeny in Europe is a mirror of the Taconic and Acadian orogenies in North America.

Accepted Answer

The answer of The ____________________ orogeny in Europe is a...

Question 12

The boundary between the Tippecanoe and Sauk sequences is a vast unconformity with deep erosional relief.

Accepted Answer

A) True 
 B)False

Question 13

After the Sauk Sea had regressed,the exposed surface of the North American continent was subjected to extensive glaciation.

Accepted Answer

A) True 
 B)False

Question 14

During the Cambrian,where were the major continents located?

Accepted Answer

They were dispersed

Question 15

How many of the six Paleozoic geological systems were described in William Smith's first geological map of England?

Accepted Answer

A)  two 
B)  four 
C)  five 
D)  six 
A)  two 
B)  four 
C)  five 
D)  six

Question 16

What was the probable source for detrital sand in the basal Kaskaskia unit?

Accepted Answer

A)  Ozark domes 
B)  the Appalachian mobile belt 
C)  the Canadian Shield 
D)  all of these 
E)  Ozark domes and the Appalachian mobile belt 
A)  Ozark domes 
B)  the Appalachian mobile belt 
C)  the Canadian Shield 
D)  all of these 
E)  Ozark domes and the Appalachian mobile belt

Question 17

The Vishnu Schist in the Grand Canyon records a period of ____.

Accepted Answer

A)  deep ocean sedimentation at a passive margin 
B)  nearshore sedimentation at a passive margin 
C)  dune building on land 
D)  carbonate precipitation at a passive margin 
E)  mountain building 
A)  deep ocean sedimentation at a passive margin 
B)  nearshore sedimentation at a passive margin 
C)  dune building on land 
D)  carbonate precipitation at a passive margin 
E)  mountain building

Question 18

In what two areas are there major exposures of the rocks formed in the Ouachita mobile belt?

Accepted Answer

The Ouachita Mountai

Question 19

Uplift of the Ancestral Rockies occurred during ____.

Accepted Answer

A)  the Late Kaskaskia 
B)  the Early Absaroka 
C)  the Late Absaroka 
D)  the Early Kaskaskia 
E)  the Middle Devonian 
A)  the Late Kaskaskia 
B)  the Early Absaroka 
C)  the Late Absaroka 
D)  the Early Kaskaskia 
E)  the Middle Devonian

Question 20

The first major transgression onto the North American continent is recorded in rocks of the ____________________ sequence.

Accepted Answer

The answer of The first major transgression onto the North...

Exam 20: Paleozoic Earth History

The Taconic orogeny occurred during the ____________________ of geologic time in the region of ____________________.

The Michigan Basin is an important source for ____.

What worldwide effect was caused by Gondwana moving over the South Pole during the Carboniferous Period?

Why are organic reefs useful paleoecological indicators?

Which of the following was not a mobile belt around the North American continent during the Paleozoic?

Platform sedimentary rocks are entirely carbonate rocks.

What is a cratonic sequence?

The basal unit of the Tippecanoe sequence is the St.Peter Sandstone.

What were the general climatic conditions on the Paleozoic supercontinent (Pangaea)?

What are believed to be the causes of global transgressive and regressive cycles?

The ____________________ orogeny in Europe is a mirror of the Taconic and Acadian orogenies in North America.

The boundary between the Tippecanoe and Sauk sequences is a vast unconformity with deep erosional relief.

After the Sauk Sea had regressed,the exposed surface of the North American continent was subjected to extensive glaciation.

During the Cambrian,where were the major continents located?

How many of the six Paleozoic geological systems were described in William Smith's first geological map of England?

What was the probable source for detrital sand in the basal Kaskaskia unit?

The Vishnu Schist in the Grand Canyon records a period of ____.

In what two areas are there major exposures of the rocks formed in the Ouachita mobile belt?

Uplift of the Ancestral Rockies occurred during ____.

The first major transgression onto the North American continent is recorded in rocks of the ____________________ sequence.

Understanding Earth: A Dynamic and Evolving Planet

Plate Tectonics: A Unifying Theory

Minerals The Building Blocks of Rocks

Igneous Rocks and Plutons

Volcanoes and Volcanism

Weathering, Erosion, and Soil

Sediment and Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Earthquakes and Earth's Interior

Deformation,Mountain Building,and Earth's Crust

Mass Wasting

Running Water Streams and Rivers

Groundwater

Glaciers and Glaciation

The Work of Wind and Deserts

Oceans, Shorelines, and Shoreline Processes

Geologic Time: Concepts and Principles

Organic Evolution The Theory and Its Supporting Evidence

Precambrian Earth and Life History

Paleozoic Life History

Mesozoic Earth and Life History

Cenozoic Earth and Life History

Geology in Perspective

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