Question 1

All of the following are adaptations of deep-sea fishes except:

Accepted Answer

A) hinged jaws. 
B) large mouths with sharp, needle-like teeth. 
C) large body sizes. 
D) counter-illumination. 
E) good sensory devices such as sensitive lateral lines. 
A) hinged jaws. 
B) large mouths with sharp, needle-like teeth. 
C) large body sizes. 
D) counter-illumination. 
E) good sensory devices such as sensitive lateral lines.

Question 2

-Briefly describe some of the differences between cetaceans of the Suborder Odontoceti (toothed whales)with those of the Suborder Mysticeti (baleen whales).

Accepted Answer

Cetaceans or whales of the Order Cetacea

Question 3

Distinguish between poikilotherms and homeotherms and give an example of each.

Accepted Answer

Poikilotherms are organisms that cannot

Question 4

-All of the following are benefits of the adaptive behavior in the figure because it:

Accepted Answer

A) confuses predators by constantly changing positions of the fish within the school. 
B) makes the group of fish appear as one large unit. 
C) reduces the mortality rate for individuals within the school. 
D) reduces the probability that a predator will locate the prey species. 
E) All of the above behaviors are beneficial to schooling fish. 
A) confuses predators by constantly changing positions of the fish within the school. 
B) makes the group of fish appear as one large unit. 
C) reduces the mortality rate for individuals within the school. 
D) reduces the probability that a predator will locate the prey species. 
E) All of the above behaviors are beneficial to schooling fish.

Question 5

The caudal fin shape that is asymmetrical, with most of the mass in the upper lobe, is a:

Accepted Answer

A) rounded fin. 
B) truncate fin. 
C) lunate fin. 
D) heterocercal fin. 
E) forked fin. 
A) rounded fin. 
B) truncate fin. 
C) lunate fin. 
D) heterocercal fin. 
E) forked fin.

Question 6

Match the organism with the correct taxonomic classification. Use each choice once, more than once, or not at all.
-sperm whale

Accepted Answer

A) Order Cetacea, Suborder Odontoceti 
B) Order Sirenia 
C) Order Carnivora 
D) Order Cetacea, Suborder Mysticeti 
A) Order Cetacea, Suborder Odontoceti 
B) Order Sirenia 
C) Order Carnivora 
D) Order Cetacea, Suborder Mysticeti

Question 7

-Why did the International Whaling Commission (IWC)invoke a ban on commercial whaling? What three ways exist to legally hunt whales and which countries are involved?

Accepted Answer

In response to overhunting and populatio

Question 8

Muscles segments used in locomotion and found along the sides of fish are called myomeres.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is not a member of the Order Carnivora?

Accepted Answer

A) Sea otters 
B) Polar bears 
C) Sperm whales 
D) Seals 
E) Sea lions 
A) Sea otters 
B) Polar bears 
C) Sperm whales 
D) Seals 
E) Sea lions

Question 10

All of the following are characteristics of mammals (Class Mammalia)except:

Accepted Answer

A) they are warm-blooded. 
B) they lay eggs. 
C) they breathe air. 
D) the females of each species have mammary glands. 
E) they have hair or fur at some point during development. 
A) they are warm-blooded. 
B) they lay eggs. 
C) they breathe air. 
D) the females of each species have mammary glands. 
E) they have hair or fur at some point during development.

Question 11

Which set of fins is used for turning and braking?

Accepted Answer

A) anal and caudal 
B) anal and dorsal 
C) caudal and dorsal 
D) caudal and pelvic 
E) pectoral and pelvic 
A) anal and caudal 
B) anal and dorsal 
C) caudal and dorsal 
D) caudal and pelvic 
E) pectoral and pelvic

Question 12

Sharks have lunate caudal fins.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following is not an adaptation for deep diving in Cetaceans?

Accepted Answer

A) blood flow is shifted from the brain to the extremities 
B) collapsing the lungs to compensate for increasing water pressure during deep dives 
C) having a lot of myoglobin in the muscles to store oxygen 
D) having increased hemoglobin concentrations to store more oxygen 
E) slowed heart rate 
A) blood flow is shifted from the brain to the extremities 
B) collapsing the lungs to compensate for increasing water pressure during deep dives 
C) having a lot of myoglobin in the muscles to store oxygen 
D) having increased hemoglobin concentrations to store more oxygen 
E) slowed heart rate

Question 14

All of the following are adaptations to staying above the ocean floor except:

Accepted Answer

A) rigid as containers. 
B) swim bladders. 
C) production of low-density fats or oils. 
D) ability to float. 
E) All of the above are correct. 
A) rigid as containers. 
B) swim bladders. 
C) production of low-density fats or oils. 
D) ability to float. 
E) All of the above are correct.

Question 15

The migratory routes of many commercially important baleen whales are poorly known.

Accepted Answer

A) True 
 B)False

Question 16

Microscopic, shrimplike animals that have a hard exoskeleton that can be either herbivorous, carnivorous, or parasitic are called:

Accepted Answer

A) radiolarians. 
B) foraminifers. 
C) copepods. 
D) cnidarians. 
E) fishes. 
A) radiolarians. 
B) foraminifers. 
C) copepods. 
D) cnidarians. 
E) fishes.

Question 17

Match the organism with the correct taxonomic classification. Use each choice once, more than once, or not at all.
-fur seal

Accepted Answer

A) Order Cetacea, Suborder Odontoceti 
B) Order Sirenia 
C) Order Carnivora 
D) Order Cetacea, Suborder Mysticeti 
A) Order Cetacea, Suborder Odontoceti 
B) Order Sirenia 
C) Order Carnivora 
D) Order Cetacea, Suborder Mysticeti

Question 18

Match the organism with the correct caudal fin shape. Use each choice once, more than once, or not at all.
-salmon

Accepted Answer

A) truncate caudal fin 
B) rounded caudal fin 
C) lunate caudal fin 
D) forked caudal fin 
E) heterocercal caudal fin 
A) truncate caudal fin 
B) rounded caudal fin 
C) lunate caudal fin 
D) forked caudal fin 
E) heterocercal caudal fin

Question 19

Organisms such as a mackerel sharks and tunas that can maintain a relatively constant body temperature are referred to as:

Accepted Answer

A) homeothermic. 
B) cold-blooded. 
C) poikilothermic. 
D) ectothermic. 
E) None of the above is correct. 
A) homeothermic. 
B) cold-blooded. 
C) poikilothermic. 
D) ectothermic. 
E) None of the above is correct.

Question 20

The function of a swim bladder is:

Accepted Answer

A) to assist the organism in steering with the currents. 
B) to increase the density of the organism to keep it afloat. 
C) to increase the surface area of the organism to prevent sinking. 
D) to prevent predators from eating the puffer fish. 
E) to allow a fish to change position in the water column. 
A) to assist the organism in steering with the currents. 
B) to increase the density of the organism to keep it afloat. 
C) to increase the surface area of the organism to prevent sinking. 
D) to prevent predators from eating the puffer fish. 
E) to allow a fish to change position in the water column.

All of the following are adaptations of deep-sea fishes except:

-Briefly describe some of the differences between cetaceans of the Suborder Odontoceti (toothed whales)with those of the Suborder Mysticeti (baleen whales).

Distinguish between poikilotherms and homeotherms and give an example of each.

-All of the following are benefits of the adaptive behavior in the figure because it:

The caudal fin shape that is asymmetrical, with most of the mass in the upper lobe, is a:

Match the organism with the correct taxonomic classification. Use each choice once, more than once, or not at all. -sperm whale

-Why did the International Whaling Commission (IWC)invoke a ban on commercial whaling? What three ways exist to legally hunt whales and which countries are involved?

Muscles segments used in locomotion and found along the sides of fish are called myomeres.

Which of the following is not a member of the Order Carnivora?

All of the following are characteristics of mammals (Class Mammalia)except:

Which set of fins is used for turning and braking?

Sharks have lunate caudal fins.

Which of the following is not an adaptation for deep diving in Cetaceans?

All of the following are adaptations to staying above the ocean floor except:

The migratory routes of many commercially important baleen whales are poorly known.

Microscopic, shrimplike animals that have a hard exoskeleton that can be either herbivorous, carnivorous, or parasitic are called:

Match the organism with the correct taxonomic classification. Use each choice once, more than once, or not at all. -fur seal

Match the organism with the correct caudal fin shape. Use each choice once, more than once, or not at all. -salmon

Organisms such as a mackerel sharks and tunas that can maintain a relatively constant body temperature are referred to as:

The function of a swim bladder is:

Introduction to Planet Earth

Plate Tectonics and the Ocean Floor

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Water and Seawater

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Exam 14: Animals of the Pelagic Environment

All of the following are adaptations of deep-sea fishes except:

-Briefly describe some of the differences between cetaceans of the Suborder Odontoceti (toothed whales)with those of the Suborder Mysticeti (baleen whales).

Distinguish between poikilotherms and homeotherms and give an example of each.

-All of the following are benefits of the adaptive behavior in the figure because it:

The caudal fin shape that is asymmetrical, with most of the mass in the upper lobe, is a:

Match the organism with the correct taxonomic classification. Use each choice once, more than once, or not at all. -sperm whale

-Why did the International Whaling Commission (IWC)invoke a ban on commercial whaling? What three ways exist to legally hunt whales and which countries are involved?

Muscles segments used in locomotion and found along the sides of fish are called myomeres.

Which of the following is not a member of the Order Carnivora?

All of the following are characteristics of mammals (Class Mammalia)except:

Which set of fins is used for turning and braking?

Sharks have lunate caudal fins.

Which of the following is not an adaptation for deep diving in Cetaceans?

All of the following are adaptations to staying above the ocean floor except:

The migratory routes of many commercially important baleen whales are poorly known.

Microscopic, shrimplike animals that have a hard exoskeleton that can be either herbivorous, carnivorous, or parasitic are called:

Match the organism with the correct taxonomic classification. Use each choice once, more than once, or not at all. -fur seal

Match the organism with the correct caudal fin shape. Use each choice once, more than once, or not at all. -salmon

Organisms such as a mackerel sharks and tunas that can maintain a relatively constant body temperature are referred to as:

The function of a swim bladder is:

Introduction to Planet Earth

Plate Tectonics and the Ocean Floor

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interaction

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Ocean

Marine Life and the Marine Environment

Biological Productivity and Energy Transfer

Animals of the Benthic Environment

The Oceans and Climate Change

Filters