Question 1

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

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 B

Question 2

Discuss the adaptations used by marine organisms to prevent sinking.

Accepted Answer

Marine organisms have developed various adaptations to prevent sinking in the water. One common adaptation is the presence of gas-filled chambers or bladders within their bodies, which provide buoyancy and help them stay afloat. For example, many species of fish have swim bladders that they can inflate or deflate to control their buoyancy and maintain their position in the water column.

Other marine organisms, such as certain types of algae and plankton, have developed small, lightweight structures or appendages that increase their surface area and help them stay suspended in the water. This allows them to remain buoyant and prevents them from sinking to the ocean floor.

Some marine animals, like jellyfish and certain types of squid, have evolved to have a gelatinous or fluid-filled body composition, which helps them stay buoyant and move effortlessly through the water without sinking. Additionally, many marine organisms have streamlined body shapes and fins or appendages that allow them to control their movement and stay afloat in the water.

Overall, the adaptations used by marine organisms to prevent sinking are diverse and have allowed them to thrive in their aquatic environments. These adaptations have enabled marine life to effectively navigate the water column and avoid sinking to the ocean floor.

Question 3

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

Question 4

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

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 5

Many cetaceans can extract almost 90% of the oxygen from each breath.

Accepted Answer

A) True 
 B)False

Question 6

Define symbiosis and compare and contrast the different types of symbiotic relationships and give an example of each.

Accepted Answer

Symbiosis is a relationship in which org

Question 7

The California gray whale is unusual because it stirs up bottom sediment in order to feed.

Accepted Answer

A) True 
 B)False

Question 8

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

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 9

Discuss why schooling behavior is adaptive to fishes.

Accepted Answer

Schooling behavior occurs when large gro

Question 10

Sea lions are easily distinguished from seals because they:

Accepted Answer

A) cannot rotate their front flippers backward. 
B) cannot rotate their front flippers forward. 
C) have external ears. 
D) have a short neck. 
E) use their rear flippers for swimming. 
A) cannot rotate their front flippers backward. 
B) cannot rotate their front flippers forward. 
C) have external ears. 
D) have a short neck. 
E) use their rear flippers for swimming.

Question 11

Cruisers are thought to have relatively high body temperature because:

Accepted Answer

A) it assists them in predator avoidance. 
B) it helps them blend more easily with their environment. 
C) it increases the power output of muscle tissue. 
D) they are cold blooded. 
E) they only need to move periodically. 
A) it assists them in predator avoidance. 
B) it helps them blend more easily with their environment. 
C) it increases the power output of muscle tissue. 
D) they are cold blooded. 
E) they only need to move periodically.

Question 12

One adaptation for deep diving in marine mammals is an increase in heart rate during the dive.

Accepted Answer

A) True 
 B)False

Question 13

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern.

Accepted Answer

A)  copepods 
B)  foraminiferans 
C)  krill 
D)  radiolarians 
E)  squid. 
A)  copepods 
B)  foraminiferans 
C)  krill 
D)  radiolarians 
E)  squid.

Question 14

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern.

Accepted Answer

A)  anal 
B)  caudal 
C)  dorsal 
D)  pelvic 
E)  ventral 
A)  anal 
B)  caudal 
C)  dorsal 
D)  pelvic 
E)  ventral

Question 15

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

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 16

Cruising fishes such as tuna have all of the following characteristics except:

Accepted Answer

A) they swim constantly in search of prey. 
B) their muscle tissues are mostly red 
C) they are capable of short periods of high-speed swimming. 
D) they tend to have lunate tails. 
E) All of the above are correct. 
A) they swim constantly in search of prey. 
B) their muscle tissues are mostly red 
C) they are capable of short periods of high-speed swimming. 
D) they tend to have lunate tails. 
E) All of the above are correct.

Question 17

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

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

Which of the following is a member of the Phylum Cnidaria?

Accepted Answer

A) copepod 
B) jellyfish 
C) nautilus 
D) salp 
E) sea gooseberry 
A) copepod 
B) jellyfish 
C) nautilus 
D) salp 
E) sea gooseberry

Question 19

Photophores are cells found in bioluminescent organisms that may contain bioluminescent bacteria and the pigment luciferin.

Accepted Answer

A) True 
 B)False

Question 20

All of the following are baleen whales except:

Accepted Answer

A) blue whales. 
B) fin whales. 
C) gray whales. 
D) right whales. 
E) sperm whales. 
A) blue whales. 
B) fin whales. 
C) gray whales. 
D) right whales. 
E) sperm whales.

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

Discuss the adaptations used by marine organisms to prevent sinking.

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

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

Many cetaceans can extract almost 90% of the oxygen from each breath.

Define symbiosis and compare and contrast the different types of symbiotic relationships and give an example of each.

The California gray whale is unusual because it stirs up bottom sediment in order to feed.

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

Discuss why schooling behavior is adaptive to fishes.

Sea lions are easily distinguished from seals because they:

Cruisers are thought to have relatively high body temperature because:

One adaptation for deep diving in marine mammals is an increase in heart rate during the dive.

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern.

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern.

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

Cruising fishes such as tuna have all of the following characteristics except:

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

Which of the following is a member of the Phylum Cnidaria?

Photophores are cells found in bioluminescent organisms that may contain bioluminescent bacteria and the pigment luciferin.

All of the following are baleen whales except:

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

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Exam 14: Animals of the Pelagic Environment

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

Discuss the adaptations used by marine organisms to prevent sinking.

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

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

Many cetaceans can extract almost 90% of the oxygen from each breath.

Define symbiosis and compare and contrast the different types of symbiotic relationships and give an example of each.

The California gray whale is unusual because it stirs up bottom sediment in order to feed.

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

Discuss why schooling behavior is adaptive to fishes.

Sea lions are easily distinguished from seals because they:

Cruisers are thought to have relatively high body temperature because:

One adaptation for deep diving in marine mammals is an increase in heart rate during the dive.

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern.

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern.

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

Cruising fishes such as tuna have all of the following characteristics except:

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

Which of the following is a member of the Phylum Cnidaria?

Photophores are cells found in bioluminescent organisms that may contain bioluminescent bacteria and the pigment luciferin.

All of the following are baleen whales except:

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