chapter 23 review the paleozoic, mesozoic, and cenozoic eras

Chapter 23 Review

The Paleozoic, Mesozoic, and Cenozoic Eras

A. B. C. D.

0% 0%0%0%

When there is no tectonic activity along the edge of a continent, the

edge is referred to as a ____.

A. coastline

B. passive margin

C. transgression

D. regression

A. B. C. D.

0% 0%0%0%

During the ____, all but one of the major marine phyla appeared.

A. Cambrian explosion

B. Antler Orogeny

C. Caledonian Orogeny

D. Ouachita Orogeny

A. B. C. D.

0% 0%0%0%

The series of transgressions and regressions that produce cyclothems

were likely produced by ____.

A. tectonic collisions

B. volcanic activity

C. mass extinctions

D. glaciation

A. B. C. D.

0% 0%0%0%

As North America rifted from Europe and Africa, a continuous rift system

called the ____ was formed.

A. Gulf of Mexico

B. Cordillera

C. Mid-Atlantic Ridge

D. East African Rift Valley

A. B. C. D.

0% 0%0%0%

The southernmost point to which glaciers advanced in North America is

marked by the path(s) of the ____.

A. Ohio River and the Missouri River

B. Missouri River

C. Ohio River and the Mississippi River

D. Mississippi River

A. B. C. D.

0% 0%0%0%

In order to categorize a margin as active or passive, you must have information

about________.

A. the permeability of the margin rocks

B. the amount of tectonic activity along the margin

C. the depth of water that covers the margin

D. the rate of glacial movement along the margin

1 2 3 4

0% 0%0%0%

Which line on the graph shows the sea level change that would result in continuous shoreline regression?

• A

• B

• C

• D

A. B. C. D.

0% 0%0%0%

Seed plants that lived during the Carboniferous impact life on Earth today because________.

A. they are the ancestors of all plant life on Earth

B. their remains formed coal, which is an important resource

C. they produced fossils that are used to date many geologic events

D. their presence caused oxygen levels to drop, allowing animals to evolve

A. B. C. D.

0% 0%0%0%

A rapid appearance of many new species of organism’s usually

A. happens just before an extinction event

B. leads to an increase in glaciation

C. is directly related to a drop in sea level

D. happens after a mass extinction

A. B. C. D.

0% 0%0%0%

This graph best represents the

populations of marine groups before and after

the A. Cambrian explosion

B. Ordovician extinction

C. Permo-Triassic Extinction Event

D. Alleghenian Orogeny

A. B. C. D.

0% 0%0%0%

If two continents of equal size were to collide and become one, how would the

total area of continental shelf space associated with the landmass change?

A. it would be unchanged

B. it would triple

C. in would decrease

D. in would double

1 2 3 4

0% 0%0%0%

Which point on the timeline best indicates the time when birds first appeared?

• A

• B

• C

• D

1 2 3 4

0% 0%0%0%

The extinction event shown on the

time line was

• devastating to all land animals

• the most severe extinction event in Earth’s history

• mild compared to other extinction events

• most likely caused by widespread disease

1 2 3 4

0% 0%0%0%

The shaded are of this graph could be used to represent

• the portion of Earth’s land covered with ice at the peak of the Cenozoic ice ages

• the portion of Earth’s land that was a part of Pangaea

• the portion of Earth’s history during which humans have existed

• the portion of Earth’s history during which tectonic forces acted on Earth’s surface

A. B. C. D. E. F. G. H. I.

0% 0% 0% 0% 0%0%0%0%0%

Series of islands that divided Laurentia in half from north to south

A. amniote egg

B. Transcontinental Arch

C. Caledonian Orogeny

D. Gondwana

E. mass extinction

F. Ouachita Orogeny

G. horsetail

H. reduction in continental shelf

I. regression

A. B. C. D. E. F. G. H. I.

0% 0% 0% 0% 0%0%0%0%0%

Movement of a shoreline seawardA. amniote egg

B. Antler Orogeny

C. Caledonian Orogeny

D. Gondwana

E. mass extinction

F. Ouachita Orogeny

G. horsetail

H. reduction in continental shelf

I. regression

A. B. C. D. E. F. G. H. I.

0% 0% 0% 0% 0%0%0%0%0%

Movement of a shoreline inlandA. amniote egg

B. Antler Orogeny

C. Caledonian Orogeny

D. Gondwana

E. mass extinction

F. Ouachita Orogeny

G. horsetail

H. transgression

I. regression

A. B. C. D. E. F. G. H. I.

0% 0% 0% 0% 0%0%0%0%0%

The dying out of an unusually large number of species over a relatively short period

A. mass extinctionB. Antler OrogenyC. Caledonian OrogenyD. GondwanaE. Transcontinental ArchF. Ouachita OrogenyG. horsetailH. reduction in continental shelfI. regression

1 2 3 4 5 6 7 8 9

0% 0% 0% 0% 0%0%0%0%0%

Large Paleozoic continent in the southern hemisphere

1. amniote egg

2. Antler Orogeny

3. Caledonian Orogeny

4. Transcontinental Arch

5. Gondwana

6. Ouachita Orogeny

7. horsetail

8. reduction in continental shelf

9. regression

1 2 3 4 5 6 7 8 9

0% 0% 0% 0% 0%0%0%0%0%

Collisional event that joined Gondwana and Laurasia

1. amniote egg

2. Antler Orogeny

3. Caledonian Orogeny

4. Gondwana

5. mass extinction

6. Ouachita Orogeny

7. horsetail

8. reduction in continental shelf

9. regression

1 2 3 4 5 6 7 8 9

0% 0% 0% 0% 0%0%0%0%0%

Contains fluid and food, and protects embryo

1. Transcontinental Arch

2. Antler Orogeny

3. Caledonian Orogeny

4. Gondwana

5. mass extinction

6. Ouachita Orogeny

7. horsetail

8. reduction in continental shelf

9. amniote egg

1 2 3 4 5 6 7 8 9

0% 0% 0% 0% 0%0%0%0%0%

One possible cause of the Permo-Triassic Extinction Event

1. amniote egg

2. Antler Orogeny

3. Caledonian Orogeny

4. Gondwana

5. reduction in continental shelf

6. Ouachita Orogeny

7. horsetail

8. Transcontinental Arch

9. regression

1 2 3 4 5 6

0% 0% 0%0%0%0%

Ancient geographic setting of an area

1. Ancestral Rockies

2. Burgess Shale

3. cyclothem

4. paleogeography

5. passive margin

6. Taconic Orogeny

1 2 3 4 5 6

0% 0% 0%0%0%0%

Continental edge with no tectonic activity

1. Ancestral Rockies

2. Burgess Shale

3. cyclothem

4. paleogeography

5. passive margin

6. Taconic Orogeny

1 2 3 4 5 6

0% 0% 0%0%0%0%

Mountain-building event named for the mountains of eastern New York State

1. Ancestral Rockies

2. Burgess Shale

3. cyclothem

4. paleogeography

5. passive margin

6. Taconic Orogeny

1 2 3 4 5 6

0% 0% 0%0%0%0%

Contains fossils of soft-bodied Cambrian organisms

1. Ancestral Rockies

2. Burgess Shale

3. cyclothem

4. paleogeography

5. passive margin

6. Taconic Orogeny

1 2 3 4 5 6

0% 0% 0%0%0%0%

Repeating pattern of sedimentary sequences stacked on top of each other

1. Ancestral Rockies

2. Burgess Shale

3. cyclothem

4. paleogeography

5. passive margin

6. Taconic Orogeny

1 2 3 4 5 6

0% 0% 0%0%0%0%

Mountain range in present-day Colorado formed by inland uplift

1. Ancestral Rockies

2. Burgess Shale

3. cyclothem

4. paleogeography

5. passive margin

6. Taconic Orogeny

1 2

0%0%

Evaporite rocks are more permeable than reef rocks.

1. True

2. False

1 2

0%0%

Sea level increases when the number and size of glaciers on

Earth increase.

1. True

2. False

1 2

0%0%

The Cambrian explosion refers to a rapid increase in volcanic

activity.

1. True

2. False

1 2

0%0%

Rate of subduction is one factor that distinguishes the three phases of the

Cordilleran Orogeny.

1. True

2. False

1 2

0%0%

Reptiles can reproduce on land, while amphibians need water to

reproduce.

1. True

2. False

Tru

e

Fal

se

0%0%

The Permo-Triassic extinction event had a greater impact on the number of Earth’s

species than did the extinction event at the end of the Cretaceous.

1. True

2. False

Tru

e

Fal

se

0%0%

The tectonic forces that shaped Earth’s continents no longer have any impact on Earth’s features.

1. True

2. False

Tru

e

Fal

se

0%0%

Dinosaurs’ skeletons can be distinguished from those of other reptiles by the structure

of the hips and legs.

1. True

2. False

1 2

0%0%

Rock tossed into the atmosphere by a meteorite impact can cause

greenhouse warming.

1. True

2. False

Tru

e

Fal

se

0%0%

This timeline correctly shows the order of time periods in the Mesozoic Era.

1. True

2. False

1 2

0%0%

At the beginning of the Paleozoic, the North American continent of Laurentia was located near the Arctic Circle and was surrounded by

ocean.

1. True

2. False

1 2

0%0%

During the Cambrian, Laurentia was completely surrounded by passive

margins, thus, no mountain ranges were actively forming.

1. True

2. False

1 2

0%0%

Amniote eggs evolved in lobe-finned fishes, allowing them to overcome their

dependence on water.

1. True

2. False

Tru

e

Fal

se

0%0%

The Taconic Mountains of eastern New York resulted from the Antler

Orogeny.

1. True

2. False

1 2

0%0%

The largest insects that ever lived were preserved in the ideal

environment of sandy beaches.

1. True

2. False

1 2

0%0%

The Great Permian Reef Complex is the remains of a fossilized barrier

reef.

1.True

2.False

1 2

0%0%

When Pangaea broke apart, the western margin of North America was characterized

by a(n) decrease in deformation.

1. True

2. False

1 2

0%0%

Volcanism returned to the western coast of North America at the end

of the Eocene.

1. True

2. False

1 2

0%0%

During the peak of Pleistocene glaciation, glaciers up to 10-km thick

covered some areas of North America.

1. True

2. False

1 2

0%0%

Throughout the Early and Middle Triassic, before Pangaea split apart, this supercontinent and two oceans defined

Earth’s paleogeography.

1. True

2. False

1 2

0%0%

The first mammals, birds, and flowering plants arose during the Cenozoic, which was

a time of many biological firsts.

1. True

2. False

1 2

0%0%

As the climate cooled during the late Eocene, forests gave way to open land, which

supported a diversity of large mammals.

1. True

2. False