Question 1

The relationship between the protistan zooxanthellae and the polyps of reef-building corals is best described as a/an:

Accepted Answer

A) facultative ectoparasitism. 
B) facultative commensalism. 
C) obligate endoparasitism. 
D) mutualistic symbiosis. 
E) obligate commensalism. 
A) facultative ectoparasitism. 
B) facultative commensalism. 
C) obligate endoparasitism. 
D) mutualistic symbiosis. 
E) obligate commensalism.

Question 2

Some of the more common fauna of sediment-covered shores include bivalve mollusks, annelid worms, and crustaceans.

Accepted Answer

A) True 
 B)False

Question 3

Epifauna are those organisms that are either permanently attached to the bottom or move over it.

Accepted Answer

A) True 
 B)False

Question 4

Match the organism with the appropriate habitat. You may use each answer once, more than once or not at all.
-fiddler crabs

Accepted Answer

A) subtidal rocky bottoms 
B) sandy beaches 
C) mud flats 
A) subtidal rocky bottoms 
B) sandy beaches 
C) mud flats

Question 5

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)  buckshot barnacle 
B)  chiton 
C)  hermit crab 
D)  limpet 
E)  periwinkle 
A)  buckshot barnacle 
B)  chiton 
C)  hermit crab 
D)  limpet 
E)  periwinkle

Question 6

Organisms that live in the spaces between sediment particles are called:

Accepted Answer

A) epifauna. 
B) microfauna. 
C) meiofauna. 
D) mesofauna. 
E) subfauna. 
A) epifauna. 
B) microfauna. 
C) meiofauna. 
D) mesofauna. 
E) subfauna.

Question 7

The subtidal rocky bottom zone along temperate shorelines is dominated by:

Accepted Answer

A) coralline algae. 
B) green algae. 
C) kelp. 
D) Thalassia. 
E) Zostera. 
A) coralline algae. 
B) green algae. 
C) kelp. 
D) Thalassia. 
E) Zostera.

Question 8

List and describe the plant and animal adaptations employed by animals living on a rocky shore (intertidal zone).

Accepted Answer

Animals living on a rocky shore, also kn

Question 9

A common inhabitant of the supratidal zone on the rocky shores of the Pacific Northwest is the:

Accepted Answer

A) buckshot barnacle. 
B) limpet. 
C) kelp. 
D) periwinkle snail. 
E) sea urchin. 
A) buckshot barnacle. 
B) limpet. 
C) kelp. 
D) periwinkle snail. 
E) sea urchin.

Question 10

Kelps with air bladders are common along the western and northwestern Pacific coasts of the United States.

Accepted Answer

A) True 
 B)False

Question 11

The temperature of the ocean water has a significant effect on species diversity of benthic communities.

Accepted Answer

A) True 
 B)False

Question 12

Intertidal zonation across a sediment-covered shore is best seen when the shore is gently sloping.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following is a threat to coral reef survival?

Accepted Answer

A) boat collisions 
B) fishing 
C) scuba and snorkeling 
D) suspended sediment 
E) All of the above might contribute to the decline of a coral community. 
A) boat collisions 
B) fishing 
C) scuba and snorkeling 
D) suspended sediment 
E) All of the above might contribute to the decline of a coral community.

Question 14

Which of the following marine habitats has the lowest species diversity?

Accepted Answer

A) coral reefs 
B) mangrove swamps 
C) mud flats 
D) rocky shores 
E) kelp forests 
A) coral reefs 
B) mangrove swamps 
C) mud flats 
D) rocky shores 
E) kelp forests

Question 15

Coral reefs contain 25% of all known marine species.

Accepted Answer

A) True 
 B)False

The relationship between the protistan zooxanthellae and the polyps of reef-building corals is best described as a/an:

Some of the more common fauna of sediment-covered shores include bivalve mollusks, annelid worms, and crustaceans.

Epifauna are those organisms that are either permanently attached to the bottom or move over it.

Match the organism with the appropriate habitat. You may use each answer once, more than once or not at all. -fiddler crabs

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.

Organisms that live in the spaces between sediment particles are called:

The subtidal rocky bottom zone along temperate shorelines is dominated by:

List and describe the plant and animal adaptations employed by animals living on a rocky shore (intertidal zone).

A common inhabitant of the supratidal zone on the rocky shores of the Pacific Northwest is the:

Kelps with air bladders are common along the western and northwestern Pacific coasts of the United States.

The temperature of the ocean water has a significant effect on species diversity of benthic communities.

Intertidal zonation across a sediment-covered shore is best seen when the shore is gently sloping.

Which of the following is a threat to coral reef survival?

Which of the following marine habitats has the lowest species diversity?

Coral reefs contain 25% of all known marine species.

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 Pelagic Environment

The Oceans and Climate Change

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Exam 15: Animals of the Benthic Environment

The relationship between the protistan zooxanthellae and the polyps of reef-building corals is best described as a/an:

Some of the more common fauna of sediment-covered shores include bivalve mollusks, annelid worms, and crustaceans.

Epifauna are those organisms that are either permanently attached to the bottom or move over it.

Match the organism with the appropriate habitat. You may use each answer once, more than once or not at all. -fiddler crabs

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.

Organisms that live in the spaces between sediment particles are called:

The subtidal rocky bottom zone along temperate shorelines is dominated by:

List and describe the plant and animal adaptations employed by animals living on a rocky shore (intertidal zone).

A common inhabitant of the supratidal zone on the rocky shores of the Pacific Northwest is the:

Kelps with air bladders are common along the western and northwestern Pacific coasts of the United States.

The temperature of the ocean water has a significant effect on species diversity of benthic communities.

Intertidal zonation across a sediment-covered shore is best seen when the shore is gently sloping.

Which of the following is a threat to coral reef survival?

Which of the following marine habitats has the lowest species diversity?

Coral reefs contain 25% of all known marine species.

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 Pelagic Environment

The Oceans and Climate Change

Filters