Chapter Test

[Skip Breadcrumb Navigation]

Home

Chapter 12

Chapter Test

Read the questions and choose your answers carefully.

This activity contains 30 questions.

Identify the indicated division of geologic time by selecting the correct response from the list provided.
(Geologic time scale, Copyright © Prentice Hall, Inc.)

The letters A through F appear on an image associated with this question.

This question presents 6 items numbered 1.1 through 1.6. Each item is presented with a pulldown menu containing the letters A through F. For each item below, use the pull-down menu to select the letter that labels the correct part of the image.

1.1 Ordovician
1.2 Mississippian
1.3 Paleozoic
1.4 Jurassic
1.5 Phanerozoic
1.6 Quaternary

Complete this chart by choosing the best answer to mark the times of appearance and abundance of major groups of organisms.
(Picture from Earth Science, 11th edition Copyright © Prentice Hall, Inc.)

The letters A through C appear on an image associated with this question.

This question presents 3 items numbered 2.1 through 2.3. Each item is presented with a pulldown menu containing the letters A through C. For each item below, use the pull-down menu to select the letter that labels the correct part of the image.

2.1 Reptiles
2.2 Amphibians
2.3 Flowering Plants

	Earth's first primitive atmosphere was composed entirely of nitrogen.

	True False

	The largest division of geologic time is a period.
	The largest division of geologic time is a period.
	True False

Earth's original atmosphere consisted of gases expelled from within the planet during a process known as

ventingoutgassingexpulsionintrusionexhalation

	Plants are responsible for dramatically altering the composition of the entire planet's atmosphere.

	True False

	The current distribution of continents and oceans today resemble what Earth probably looked like 4.5 billion years ago.

	True False

The smallest divisions of the geologic time scale are referred to as

systemsepochseonserasperiods

We know key information about the Precambrian from studying many items, including

stromatolitesPrecambrian rocks and ore depositsabundant Precambrian fossil fuelsa and ball of the above

Which block of geologic time spans the largest percentage of Earth's history?

CenozoicMesozoicPaleozoicPrecambrian

	The Devonian period is often called the "age of fishes."
	The Devonian period is often called the "age of fishes."
	True False

Which of the following events could have contributed to the late Paleozoic Extinction?

climate changeincreased volcanic activitymeteorite impactsuturing and formation of the Pangaea supercontinentall of the above

	No life forms possessed hard parts until the late Paleozoic.

	True False

The "Cambrian Explosion" refers to

increased marine biodiversitya meteorite impact off the northwest coast of Australiaa late Paleozoic mass extinctionlava flows of the Siberian trapsall of the above

The supercontinent of Pangaea formed during the late ____________ era.

PrecambrianPaleozoicCenozoicMesozoicnone of the above

	Trilobites were abundant and flourished during the Cambrian period.

	True False

	North American coal deposits are associated with vast swamps that existed during the Pennsylvanian Period.

	True False

	The most recent 540 million years of Earth's history are divided into four eras: Phanerozoic, Paleozoic, Mesozoic, and Cenozoic.

	True False

Which of the following statements is true about the breakup of Pangaea?

The breakup and rifting of plates caused the North American continent to move westward.The breakup of Pangaea is indirectly responsible for some of the igneous activity and mountain building in western North America.The breakup of Pangaea during the Jurassic is responsible for the beginning of the Atlantic Oocean.The westward movement of the North American plate resulted in subduction of the Pacific plate.all of the above

	Evidence indicates that some dinosaurs, unlike their present-day reptile relatives, were warm-blooded.

	True False

	The Mesozoic era ends at the K-T boundary.
	The Mesozoic era ends at the K-T boundary.
	True False

	Reptiles were dominant during the Mesozoic.
	Reptiles were dominant during the Mesozoic.
	True False

	The Mesozoic era is the least understood span of Earth's history.

	True False

Which of the following is not associated with or not true about gymnosperms?

include conifersinclude cycadsinclude ginkgoeswell adapted to the dry climate of the Mesozoicdiversified in the great Cretaceous swamps

For much of North America, Triassic period rock deposits predominantly indicate

a swampy environmenta terrestrial environmenta reef environmenttropical shallow seasa marine environment

___________ mammals develop within the mother's body for a longer period of time and the young are relatively mature at birth.

ModernMarsupialPlacentalPleistoceneRetro

Cenozoic means

recent timerecent lifea hundred thousand yearsancient lifemiddle life

Flowering plants with covered seeds are called

angiospermsconifersgymnospermsforaminiferanone of the above

The Cenozoic is best known as the

Age of GlaciersAge of DinosaursAge of ReptilesAge of the MammalsAge of Amphibians

The Basin and Range province stretching from northern Nevada into Mexico formed through crustal movement and high heat flow during the __________ epoch.

MiocenePliocenePaleoceneOligoceneEocene

The Submit Answers for Grading feature requires scripting to function. Your browser either does not support scripting or you have turned scripting off.

So, the Submit Answers for Grading button below will not work.

The following Submit Answers for Grading button is provided in its place and will clear your answers:
The Clear Answers and Start Over feature requires scripting to function. Your browser either does not support scripting or you have turned scripting off.

So, the Clear Answers and Start Over button below will not work.

The following Clear Answers button is provided in its place and will clear your answers:

Your browser either does not support scripting or you have turned scripting off. Because of this, the answer choices will NOT appear in a different order each time the page is loaded, though that is mentioned below. Note that you do not need this feature to use this site.

Answer choices in this exercise appear in a different order each time the page is loaded.

[Return to the Top of this Page]

Chapter Test

Identify the indicated division of geologic time by selecting the correct response from the list provided. (Geologic time scale, Copyright © Prentice Hall, Inc.)

Complete this chart by choosing the best answer to mark the times of appearance and abundance of major groups of organisms. (Picture from Earth Science, 11th edition Copyright © Prentice Hall, Inc.)

Earth's first primitive atmosphere was composed entirely of nitrogen.

The largest division of geologic time is a period.

Earth's original atmosphere consisted of gases expelled from within the planet during a process known as

Plants are responsible for dramatically altering the composition of the entire planet's atmosphere.

The current distribution of continents and oceans today resemble what Earth probably looked like 4.5 billion years ago.

The smallest divisions of the geologic time scale are referred to as

We know key information about the Precambrian from studying many items, including

Which block of geologic time spans the largest percentage of Earth's history?

The Devonian period is often called the "age of fishes."

Which of the following events could have contributed to the late Paleozoic Extinction?

No life forms possessed hard parts until the late Paleozoic.

The "Cambrian Explosion" refers to

The supercontinent of Pangaea formed during the late ____________ era.

Trilobites were abundant and flourished during the Cambrian period.

North American coal deposits are associated with vast swamps that existed during the Pennsylvanian Period.

The most recent 540 million years of Earth's history are divided into four eras: Phanerozoic, Paleozoic, Mesozoic, and Cenozoic.

Which of the following statements is true about the breakup of Pangaea?

Evidence indicates that some dinosaurs, unlike their present-day reptile relatives, were warm-blooded.

The Mesozoic era ends at the K-T boundary.

Reptiles were dominant during the Mesozoic.

The Mesozoic era is the least understood span of Earth's history.

Which of the following is not associated with or not true about gymnosperms?

For much of North America, Triassic period rock deposits predominantly indicate

___________ mammals develop within the mother's body for a longer period of time and the young are relatively mature at birth.

Cenozoic means

Flowering plants with covered seeds are called

The Cenozoic is best known as the

The Basin and Range province stretching from northern Nevada into Mexico formed through crustal movement and high heat flow during the __________ epoch.

Identify the indicated division of geologic time by selecting the correct response from the list provided.
(Geologic time scale, Copyright © Prentice Hall, Inc.)

Complete this chart by choosing the best answer to mark the times of appearance and abundance of major groups of organisms.
(Picture from Earth Science, 11th edition Copyright © Prentice Hall, Inc.)