Question 1

Which of these is a toothed whale?

Accepted Answer

A) Sperm 
B) Right 
C) Gray 
D) Fin 
E) Blue 
A) Sperm 
B) Right 
C) Gray 
D) Fin 
E) Blue A

Question 2

Delayed implantation of the embryo allows pinnipeds to:

Accepted Answer

A) Nurse a pup while pregnant 
B) Time birth with arrival to breeding area 
C) Delay courtship for a year 
D) Establish harems 
E) Ovulate after copulation 
A) Nurse a pup while pregnant 
B) Time birth with arrival to breeding area 
C) Delay courtship for a year 
D) Establish harems 
E) Ovulate after copulation B

Question 3

Which of these is NOT a function of blubber:

Accepted Answer

A) Insulation 
B) Circulation 
C) Buoyancy 
D) Food reserve 
E) Protection 
A) Insulation 
B) Circulation 
C) Buoyancy 
D) Food reserve 
E) Protection B

Question 4

All tetrapods are:

Accepted Answer

A) Endotherms 
B) Inhabitants of land 
C) Air-breathers 
D) Live-bearers 
E) Vertebrates except groups such as sea squirts 
A) Endotherms 
B) Inhabitants of land 
C) Air-breathers 
D) Live-bearers 
E) Vertebrates except groups such as sea squirts

Question 5

The distinctive tusks of the walrus are used for:

Accepted Answer

A) Defense 
B) To hold onto ice 
C) To dig up food 
D) All answers are correct 
E) Defense and To hold onto ice only 
A) Defense 
B) To hold onto ice 
C) To dig up food 
D) All answers are correct 
E) Defense and To hold onto ice only

Question 6

Convergent evolution means that:

Accepted Answer

A) Organisms possess similar structures because they have a similar lifestyle 
B) Organisms possess similar structures because they descended from a common ancestor 
C) Closely related organisms have evolved and do not resemble one another anymore 
D) Closely related organisms have different structures for same purpose 
E) None of the choices are correct 
A) Organisms possess similar structures because they have a similar lifestyle 
B) Organisms possess similar structures because they descended from a common ancestor 
C) Closely related organisms have evolved and do not resemble one another anymore 
D) Closely related organisms have different structures for same purpose 
E) None of the choices are correct

Question 7

We can tell that cetaceans are mammals because they:

Accepted Answer

A) Have hair and produce milk 
B) Are cold-blooded 
C) Are ovoviviparous 
D) Must reproduce in the water 
E) Migrate 
A) Have hair and produce milk 
B) Are cold-blooded 
C) Are ovoviviparous 
D) Must reproduce in the water 
E) Migrate

Question 8

The smallest marine mammal is a:

Accepted Answer

A) Seal 
B) Fur seal 
C) Sea lion 
D) Sea otter 
E) dugong 
A) Seal 
B) Fur seal 
C) Sea lion 
D) Sea otter 
E) dugong

Question 9

Echolocation is a sense that relies on:

Accepted Answer

A) Vibrations 
B) Sound 
C) Smell 
D) Vision 
E) Electromagnetic waves 
A) Vibrations 
B) Sound 
C) Smell 
D) Vision 
E) Electromagnetic waves

Question 10

The spermaceti organ in the head of sperm whales is thought to regulate buoyancy and:

Accepted Answer

A) Storage of food 
B) Production of sound 
C) Assist in oxygen storage 
D) Collect undigested food 
E) Focus and direct sound waves 
A) Storage of food 
B) Production of sound 
C) Assist in oxygen storage 
D) Collect undigested food 
E) Focus and direct sound waves

Question 11

The walrus feeds mostly on:

Accepted Answer

A) Clams 
B) Squid 
C) Salmon and other fish 
D) Kelp and other large seaweeds 
E) Dead animals 
A) Clams 
B) Squid 
C) Salmon and other fish 
D) Kelp and other large seaweeds 
E) Dead animals

Question 12

Dolphins and other whales are adapted for deep diving by:

Accepted Answer

A) Closing their ear openings 
B) Emitting sound to clear their ears 
C) Taking as much air as possible 
D) Increasing blood circulation to the skin 
E) Collapsing their lungs 
A) Closing their ear openings 
B) Emitting sound to clear their ears 
C) Taking as much air as possible 
D) Increasing blood circulation to the skin 
E) Collapsing their lungs

Question 13

Porpoises can be distinguished from dolphins by comparing their:

Accepted Answer

A) Flippers 
B) Fluke 
C) Reproduction 
D) Teeth 
E) Blowhole 
A) Flippers 
B) Fluke 
C) Reproduction 
D) Teeth 
E) Blowhole

Question 14

An example of convergent evolution is:

Accepted Answer

A) Dolphins and whales 
B) Manatees and dugongs 
C) Dolphins and fish 
D) Seals and fur seals 
E) Dolphins and sea otters 
A) Dolphins and whales 
B) Manatees and dugongs 
C) Dolphins and fish 
D) Seals and fur seals 
E) Dolphins and sea otters

Question 15

Sea lions can be readily distinguished from the seals because in contrast to seals they have:

Accepted Answer

A) A short neck 
B) Uses the posterior flippers in swimming 
C) Anterior flippers cannot be rotated backward 
D) Posterior flippers cannot be rotated backward 
E) External ears 
A) A short neck 
B) Uses the posterior flippers in swimming 
C) Anterior flippers cannot be rotated backward 
D) Posterior flippers cannot be rotated backward 
E) External ears

Question 16

Which of the following is NOT seen in marine reptiles?

Accepted Answer

A) Migrations 
B) Internal fertilization 
C) External fertilization 
D) Arribadas 
E) Multiple paternity 
A) Migrations 
B) Internal fertilization 
C) External fertilization 
D) Arribadas 
E) Multiple paternity

Question 17

Echolocation is present in:

Accepted Answer

A) All baleen whales 
B) Some baleen whales 
C) All toothed whales 
D) Some toothed whales 
E) Only in dolphins and porpoises 
A) All baleen whales 
B) Some baleen whales 
C) All toothed whales 
D) Some toothed whales 
E) Only in dolphins and porpoises

Question 18

The humpback and other baleen whales migrate every year to:

Accepted Answer

A) Feed in Antarctica during winter 
B) Reproduce in Antarctica during summer 
C) Reproduce in the tropics during winter 
D) Feed in the tropics during winter 
E) Feed in the tropics during summer 
A) Feed in Antarctica during winter 
B) Reproduce in Antarctica during summer 
C) Reproduce in the tropics during winter 
D) Feed in the tropics during winter 
E) Feed in the tropics during summer

Question 19

An example of a whale known as a rorqual:

Accepted Answer

A) Killer 
B) Gray 
C) Common porpoise 
D) Blue 
E) Sperm 
A) Killer 
B) Gray 
C) Common porpoise 
D) Blue 
E) Sperm

Question 20

Seals,sea lions,and the walrus are classified as belonging to the order:

Accepted Answer

A) Carnivora 
B) Sirenia 
C) Pinnipedia 
D) Cetacea 
E) Protochordata 
A) Carnivora 
B) Sirenia 
C) Pinnipedia 
D) Cetacea 
E) Protochordata

Which of these is a toothed whale?

Delayed implantation of the embryo allows pinnipeds to:

Which of these is NOT a function of blubber:

All tetrapods are:

The distinctive tusks of the walrus are used for:

Convergent evolution means that:

We can tell that cetaceans are mammals because they:

The smallest marine mammal is a:

Echolocation is a sense that relies on:

The spermaceti organ in the head of sperm whales is thought to regulate buoyancy and:

The walrus feeds mostly on:

Dolphins and other whales are adapted for deep diving by:

Porpoises can be distinguished from dolphins by comparing their:

An example of convergent evolution is:

Sea lions can be readily distinguished from the seals because in contrast to seals they have:

Which of the following is NOT seen in marine reptiles?

Echolocation is present in:

The humpback and other baleen whales migrate every year to:

An example of a whale known as a rorqual:

Seals,sea lions,and the walrus are classified as belonging to the order:

The Science of Marine Biology

The Sea Floor

Chemical and Physical Features of Seawater and the World Ocean

Fundamentals of Biology

The Microbial World

Multicellular Primary Producers: Seaweeds and Plants

Marine Animals Without a Backbone

Marine Fishes

An Introduction to Marine Ecology

Between the Tides

Estuaries: Where Rivers Meet the Sea

Life on the Continental Shelf

Coral Reefs

Life Near the Surface

The Ocean Depths

Resources From the Sea

The Impact of Humans on the Marine Environment

The Oceans and Human Affairs

Filters

Exam 9: Marine Reptiles, Birds, and Mammals

Which of these is a toothed whale?

Delayed implantation of the embryo allows pinnipeds to:

Which of these is NOT a function of blubber:

All tetrapods are:

The distinctive tusks of the walrus are used for:

Convergent evolution means that:

We can tell that cetaceans are mammals because they:

The smallest marine mammal is a:

Echolocation is a sense that relies on:

The spermaceti organ in the head of sperm whales is thought to regulate buoyancy and:

The walrus feeds mostly on:

Dolphins and other whales are adapted for deep diving by:

Porpoises can be distinguished from dolphins by comparing their:

An example of convergent evolution is:

Sea lions can be readily distinguished from the seals because in contrast to seals they have:

Which of the following is NOT seen in marine reptiles?

Echolocation is present in:

The humpback and other baleen whales migrate every year to:

An example of a whale known as a rorqual:

Seals,sea lions,and the walrus are classified as belonging to the order:

The Science of Marine Biology

The Sea Floor

Chemical and Physical Features of Seawater and the World Ocean

Fundamentals of Biology

The Microbial World

Multicellular Primary Producers: Seaweeds and Plants

Marine Animals Without a Backbone

Marine Fishes

An Introduction to Marine Ecology

Between the Tides

Estuaries: Where Rivers Meet the Sea

Life on the Continental Shelf

Coral Reefs

Life Near the Surface

The Ocean Depths

Resources From the Sea

The Impact of Humans on the Marine Environment

The Oceans and Human Affairs

Filters