Question 1

Which of the following is not used as evidence to suggest an evolutionary link between chordates and echinoderms?

Accepted Answer

A)  blood proteins 
B)  embyronic development 
C)  larval stages 
D)  biochemistry of muscle activity 
E)  none of these 
A)  blood proteins 
B)  embyronic development 
C)  larval stages 
D)  biochemistry of muscle activity 
E)  none of these E

Question 2

What did the earliest fish have?

Accepted Answer

A)  armored plated skin 
B)  jaws 
C)  spiny skin 
D)  plated skin 
E)  ray-fins 
A)  armored plated skin 
B)  jaws 
C)  spiny skin 
D)  plated skin 
E)  ray-fins A

Question 3

What characterized the sphenopsid plant group?

Accepted Answer

jointed stem and horizontal underground stem-bearing roots

Question 4

Seedless vascular plants evolved which of the following features of modern plants?

Accepted Answer

A)  seeds 
B)  roots 
C)  leaves 
D)  secondary growth 
E)  roots, leaves and secondary growth 
A)  seeds 
B)  roots 
C)  leaves 
D)  secondary growth 
E)  roots, leaves and secondary growth

Question 5

Briefly state some of the mammal-like features that therapsids developed.

Accepted Answer

The therapsids had differentia

Question 6

The development that set the stage for the evolution of animals that lived entirely on the land was the __________.

Accepted Answer

The answer of The development that set the stage for...

Question 7

Describe the characteristics of an excellent guide fossil and give one example.

Accepted Answer

The ammonoids are excellent gu

Question 8

Which of the following does not apply to trilobites?

Accepted Answer

A)  abundant in modern oceans 
B)  excellent guide fossil 
C)  benthos, mobile 
D)  sediment-feeder 
E)  invertebrate 
A)  abundant in modern oceans 
B)  excellent guide fossil 
C)  benthos, mobile 
D)  sediment-feeder 
E)  invertebrate

Question 9

What were the earliest fish?

Accepted Answer

A)  ray-finned 
B)  boney-finned 
C)  cartilaginous 
D)  jawless 
E)  jawed 
A)  ray-finned 
B)  boney-finned 
C)  cartilaginous 
D)  jawless 
E)  jawed

Question 10

The earliest vascular land plants were characterized by which of the following?

Accepted Answer

A)  seed-producing and rootless 
B)  seedless and root-bearing 
C)  seedless and rhizome-bearing 
D)  seed-bearing and rhizome bearing 
E)  none of these 
A)  seed-producing and rootless 
B)  seedless and root-bearing 
C)  seedless and rhizome-bearing 
D)  seed-bearing and rhizome bearing 
E)  none of these

Question 11

Organisms that comprised reef complexes remained virtually unchanged during the Paleozoic.

Accepted Answer

A) True 
 B)False

Question 12

The presence of an exoskeleton gives an organism the protection to adapt to a much greater variety of habitats.

Accepted Answer

A) True 
 B)False

Question 13

The factors which lead to the success of the reptiles on land include all except which of the following?

Accepted Answer

A)  rapid locomotion 
B)  advanced jaws and teeth 
C)  method of reproduction 
D)  herbivorous feeding 
E)  none of these 
A)  rapid locomotion 
B)  advanced jaws and teeth 
C)  method of reproduction 
D)  herbivorous feeding 
E)  none of these

Question 14

The development of the seed played what role in vascular plant evolution?

Accepted Answer

A)  Plants could grow taller. 
B)  Plants could reproduce asexually. 
C)  Plants could adapt to varied terrestrial habitats. 
D)  none of these 
E)  Plants could grow taller and reproduce asexually. 
A)  Plants could grow taller. 
B)  Plants could reproduce asexually. 
C)  Plants could adapt to varied terrestrial habitats. 
D)  none of these 
E)  Plants could grow taller and reproduce asexually.

Question 15

Briefly state some of the problems that plants had to overcome as they adapted to the land.

Accepted Answer

Plants had to solve some of the same pro

Question 16

The crossopterygians were well-adapted to move onto the land because they had this.

Accepted Answer

A)  lungs 
B)  a means for locomotion 
C)  cartilaginous skeletons 
D)  lungs and a means of locomotion 
E)  all of these 
A)  lungs 
B)  a means for locomotion 
C)  cartilaginous skeletons 
D)  lungs and a means of locomotion 
E)  all of these

Question 17

Which of the following is not a function of an exoskeleton?

Accepted Answer

A)  protection against ultraviolet light 
B)  protection against predators 
C)  increased efficiency in reproduction 
D)  protection from drying out 
E)  support the organism to allow for increased size 
A)  protection against ultraviolet light 
B)  protection against predators 
C)  increased efficiency in reproduction 
D)  protection from drying out 
E)  support the organism to allow for increased size

Question 18

What feature distinguishes the two subclasses of bony fish?

Accepted Answer

A)  gill structure 
B)  skeletal structure 
C)  fin structure 
D)  teeth structure 
E)  scale structure 
A)  gill structure 
B)  skeletal structure 
C)  fin structure 
D)  teeth structure 
E)  scale structure

Question 19

The two most important seedless vascular plants of the coal-forming swamps were ____________________ and ____________________.

Accepted Answer

lycopsids,

Question 20

How did Ordovician reefs differ from those of the Cambrian?

Accepted Answer

A)  Cambrian reefs were generally small. 
B)  Cambrian reefs were built primarily of Archeocyathids. 
C)  Ordovician reefs represent a diverse community of organisms. 
D)  Ordovician reefs were dominated by suspension feeders. 
E)  all of these 
A)  Cambrian reefs were generally small. 
B)  Cambrian reefs were built primarily of Archeocyathids. 
C)  Ordovician reefs represent a diverse community of organisms. 
D)  Ordovician reefs were dominated by suspension feeders. 
E)  all of these

Exam 21: Paleozoic Life History

Which of the following is not used as evidence to suggest an evolutionary link between chordates and echinoderms?

What did the earliest fish have?

What characterized the sphenopsid plant group?

Seedless vascular plants evolved which of the following features of modern plants?

Briefly state some of the mammal-like features that therapsids developed.

The development that set the stage for the evolution of animals that lived entirely on the land was the __________.

Describe the characteristics of an excellent guide fossil and give one example.

Which of the following does not apply to trilobites?

What were the earliest fish?

The earliest vascular land plants were characterized by which of the following?

Organisms that comprised reef complexes remained virtually unchanged during the Paleozoic.

The presence of an exoskeleton gives an organism the protection to adapt to a much greater variety of habitats.

The factors which lead to the success of the reptiles on land include all except which of the following?

The development of the seed played what role in vascular plant evolution?

Briefly state some of the problems that plants had to overcome as they adapted to the land.

The crossopterygians were well-adapted to move onto the land because they had this.

Which of the following is not a function of an exoskeleton?

What feature distinguishes the two subclasses of bony fish?

The two most important seedless vascular plants of the coal-forming swamps were ____________________ and ____________________.

How did Ordovician reefs differ from those of the Cambrian?

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 Earth History

Mesozoic Earth and Life History

Cenozoic Earth and Life History

Geology in Perspective

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The two most important seedless vascular plants of the coal-forming swamps were and .