Question 1

The lungfishes

Accepted Answer

A) are all extinct. 
B) do not really have functional lungs. 
C) live only in Australia,Africa,and South America. 
D) are an aberrant branch of the cartilaginous fishes. 
E) are survivors of primitive ray-finned fishes. 
A) are all extinct. 
B) do not really have functional lungs. 
C) live only in Australia,Africa,and South America. 
D) are an aberrant branch of the cartilaginous fishes. 
E) are survivors of primitive ray-finned fishes.

Question 2

A lobe-finned fish thought to have been extinct for 70 million years,but discovered off the coast of South Africa in 1938,is called the __________.

Accepted Answer

The answer of A lobe-finned fish thought to have been...

Question 3

Representatives of the most primitive non-teleost neopterygians are the

Accepted Answer

A) gar and bowfin. 
B) sturgeon and paddle-fish. 
C) coelacanths. 
D) minnows and suckers. 
E) carp and buffalo fish. 
A) gar and bowfin. 
B) sturgeon and paddle-fish. 
C) coelacanths. 
D) minnows and suckers. 
E) carp and buffalo fish.

Question 4

The term for external fish reproduction where eggs are released and sperm (milt)is exuded over the eggs.

Accepted Answer

The answer of The term for external fish reproduction where...

Question 5

The lateral-line of a shark is used for

Accepted Answer

A) detecting and locating objects and moving animals in the water. 
B) excretion of urea and water. 
C) detecting odors. 
D) secreting mucus as a swimming lubricant. 
E) detecting the heat of prey animals. 
A) detecting and locating objects and moving animals in the water. 
B) excretion of urea and water. 
C) detecting odors. 
D) secreting mucus as a swimming lubricant. 
E) detecting the heat of prey animals.

Question 6

Hagfishes

Accepted Answer

A) are entirely fresh water animals. 
B) are parasitic. 
C) have a complex but well-researched reproductive cycle. 
D) generate enormous quantities of slime if disturbed. 
E) All of the choices are correct 
A) are entirely fresh water animals. 
B) are parasitic. 
C) have a complex but well-researched reproductive cycle. 
D) generate enormous quantities of slime if disturbed. 
E) All of the choices are correct

Question 7

Marine bony fishes are

Accepted Answer

A) hypoosmotic regulators. 
B) in osmotic equilibrium with seawater. 
C) hyperosmotic regulators. 
D) osmotic adjustors. 
E) None of the choices is correct 
A) hypoosmotic regulators. 
B) in osmotic equilibrium with seawater. 
C) hyperosmotic regulators. 
D) osmotic adjustors. 
E) None of the choices is correct

Question 8

Discuss the difficulty of sound detection faced by fish and the adaptations that have evolved in certain groups to help increase their hearing sensitivity.

Accepted Answer

Sound detection in water presents unique

Question 9

Outline and compare the life histories of Pacific Salmon and the North Atlantic eel.Which of these two life histories is the more evolutionarily successful (in your opinion)?

Accepted Answer

The life histories of Pacific Salmon and

Question 10

The hagfish has a keen sense of

Accepted Answer

A) depth and water pressure in order to control its swim bladder. 
B) smell and touch in order to locate dead and dying fish. 
C) sight in order to locate dying fish and annelids,molluscs,and crustaceans. 
D) hearing in order to locate prey in dark depths. 
E) All of the choices are well-developed in hagfish 
A) depth and water pressure in order to control its swim bladder. 
B) smell and touch in order to locate dead and dying fish. 
C) sight in order to locate dying fish and annelids,molluscs,and crustaceans. 
D) hearing in order to locate prey in dark depths. 
E) All of the choices are well-developed in hagfish

Question 11

The group designation _________ was formerly considered a class name and designated bony fishes that possessed a swim bladder or lungs.Cladistic analysis has resulted in the division of this group into two classes.One includes ray-finned fishes and the other lobe-finned fishes.

Accepted Answer

The answer of The group designation _________ was formerly considered...

Question 12

In North America,knowledge of the biology of lampreys

Accepted Answer

A) has led to the understanding that all native lampreys are parasitic. 
B) led to the limited control of lampreys by larvicides and release of sterile males. 
C) led to understanding that prey fish always die after lamprey has gorged and abandoned the prey. 
D) All of the choices are correct 
A) has led to the understanding that all native lampreys are parasitic. 
B) led to the limited control of lampreys by larvicides and release of sterile males. 
C) led to understanding that prey fish always die after lamprey has gorged and abandoned the prey. 
D) All of the choices are correct

Question 13

Darters are fish that live in fast-running rapids;they eat surface insects,they rest on the bottom avoiding the push of the water,and make brief frantic dashes to the surface to feed.If they swam midstream,they would expend a huge amount of energy.What physiological strategy allows them to live on the bottom?

Accepted Answer

A) Lack of gills 
B) Loss of a lateral-line 
C) Loss of a swim bladder 
D) Reduction in fin size and number 
E) Expansion of a swim bladder into a lung 
A) Lack of gills 
B) Loss of a lateral-line 
C) Loss of a swim bladder 
D) Reduction in fin size and number 
E) Expansion of a swim bladder into a lung

Question 14

How is gas moved into and out of the teleost swim bladder? Describe the physiological process in detail.

Accepted Answer

The teleost swim bladder is a gas-filled

Question 15

In schooling,fish rely on sensitivity to vibration and water currents.This is provided by cells called neuromasts located inside what structure?

Accepted Answer

A) Caudal fin 
B) Gills 
C) Swim bladder 
D) Lateral-line 
E) Placoid scales 
A) Caudal fin 
B) Gills 
C) Swim bladder 
D) Lateral-line 
E) Placoid scales

Question 16

Cartilaginous fishes

Accepted Answer

A) lost the heavy dermal armor of their ancestors. 
B) had ancestors with bone but moved to an all cartilage skeleton. 
C) flourished in the Devonian and Carboniferous but nearly went extinct at the end of the Paleozoic. 
D) lack a swim bladder. 
E) All of the choices are correct 
A) lost the heavy dermal armor of their ancestors. 
B) had ancestors with bone but moved to an all cartilage skeleton. 
C) flourished in the Devonian and Carboniferous but nearly went extinct at the end of the Paleozoic. 
D) lack a swim bladder. 
E) All of the choices are correct

Question 17

Why is there a relationship between fish size and speed? Does this not start an evolutionary speed race driving predator and prey to grow to ever increasing lengths? Why do any small fish survive?

Accepted Answer

The relationship between fish size and s

Question 18

The class __________ is composed of vertebrates having eel-like bodies,a biting mouth with two rows of teeth,and numerous slime glands.

Accepted Answer

The answer of The class __________ is composed of vertebrates...

Question 19

The class ____________ is composed of vertebrates having placoid scales,a heterocercal caudal fin,a ventral mouth,and a cartilaginous endoskeleton.

Accepted Answer

The answer of The class ____________ is composed of vertebrates...

Question 20

The cartilaginous fishes do NOT include

Accepted Answer

A) skates. 
B) rays. 
C) sharks. 
D) eels. 
E) All of the choices are cartilaginous fishes 
A) skates. 
B) rays. 
C) sharks. 
D) eels. 
E) All of the choices are cartilaginous fishes

Exam 24: Fishes

The lungfishes

A lobe-finned fish thought to have been extinct for 70 million years,but discovered off the coast of South Africa in 1938,is called the __________.

Representatives of the most primitive non-teleost neopterygians are the

The term for external fish reproduction where eggs are released and sperm (milt)is exuded over the eggs.

The lateral-line of a shark is used for

Hagfishes

Marine bony fishes are

Discuss the difficulty of sound detection faced by fish and the adaptations that have evolved in certain groups to help increase their hearing sensitivity.

Outline and compare the life histories of Pacific Salmon and the North Atlantic eel.Which of these two life histories is the more evolutionarily successful (in your opinion)?

The hagfish has a keen sense of

The group designation _________ was formerly considered a class name and designated bony fishes that possessed a swim bladder or lungs.Cladistic analysis has resulted in the division of this group into two classes.One includes ray-finned fishes and the other lobe-finned fishes.

In North America,knowledge of the biology of lampreys

How is gas moved into and out of the teleost swim bladder? Describe the physiological process in detail.

In schooling,fish rely on sensitivity to vibration and water currents.This is provided by cells called neuromasts located inside what structure?

Cartilaginous fishes

Why is there a relationship between fish size and speed? Does this not start an evolutionary speed race driving predator and prey to grow to ever increasing lengths? Why do any small fish survive?

The class __________ is composed of vertebrates having eel-like bodies,a biting mouth with two rows of teeth,and numerous slime glands.

The class ____________ is composed of vertebrates having placoid scales,a heterocercal caudal fin,a ventral mouth,and a cartilaginous endoskeleton.

The cartilaginous fishes do NOT include

Life: Biological Principles and the Science of Zoology

The Origin and Chemistry of Life

Cells As Units of Life

Cellular Metabolism

Genetics: a Review

Organic Evolution

The Reproductive Process

Principles of Development

Architectual Pattern of an Animal

Taxonomy and Phylogeny of Animals

Unicellular Eukaryotes

Sponges and Placozoans

Cnidarians and Ctenophores

Acoelomorpha, Platyzoa, and Mesozoa

Polyzoa and Kryptrochozoa

Molluscs

Annelids and Allied Taxa

Smaller Ecdysozoans

Trilobites, Chelicerates, and Myriapods

Crustaceans

Hexapods

Chaetognaths, echinoderms, and Hemichordates

Chordates

Early Tetrapods and Modern Amphibians

Amniote Origins and Nonavian Reptiles

Birds

Mammals

Support, Protection, and Movement

Homeostasis: Osmotic Regulation, Excretion, and Temperature Regulation

Homeostasis: Internal Fluids and Respiration

Digestion and Nutrition

Nervous Coordination: Nervous System and Sense Organs

Chemical Coordination: Endocrine System

Immunity

Animal Behavior

Animal Distribution

Animal Ecology

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