Question 1

The low-water portion of the rocky intertidal zone is dominated by:

Accepted Answer

A)  hermit crabs. 
B)  fiddler crabs. 
C)  limpets. 
D)  Mussels. 
E)  seaweeds and surf grasses. 
A)  hermit crabs. 
B)  fiddler crabs. 
C)  limpets. 
D)  Mussels. 
E)  seaweeds and surf grasses.

Question 2

Limpets are commonly found in the middle portion of the intertidal zone on a rocky shore.

Accepted Answer

A) True 
 B)False

Question 3

Temperature of ocean water has a significant affect on species diversity of benthic communities.

Accepted Answer

A) True 
 B)False

Question 4

The eastern side of an ocean basin tends to have greater diversity of reef-building corals than the western side.

Accepted Answer

A) True 
 B)False

Question 5

The most important limiting factor in intertidal communities is:

Accepted Answer

A)  food. 
B)  light. 
C)  nutrients. 
D)  predation. 
E)  space. 
A)  food. 
B)  light. 
C)  nutrients. 
D)  predation. 
E)  space.

Question 6

The ability to fragment and regenerate lost body parts is an adaptation to life in the subtidal zone.

Accepted Answer

A) True 
 B)False

Question 7

The distribution of benthic biomass is related to:

Accepted Answer

A)  current patterns. 
B)  primary productivity. 
C)  sediment variety. 
D)  thermocline depth. 
E)  wave energy. 
A)  current patterns. 
B)  primary productivity. 
C)  sediment variety. 
D)  thermocline depth. 
E)  wave energy.

Question 8

The supralittoral zone of the rocky shore is the area between the highest high tide and the lowest low tide.

Accepted Answer

A) True 
 B)False

Question 9

A common inhabitant of the supralittoral 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

The loss of color (coral bleaching) in coral reef organisms is caused by:

Accepted Answer

A)  crown-of-thorn sea stars. 
B)  fungal parasite. 
C)  increased sediment load. 
D)  increased water temperature. 
E)  loss of zooxanthellae. 
A)  crown-of-thorn sea stars. 
B)  fungal parasite. 
C)  increased sediment load. 
D)  increased water temperature. 
E)  loss of zooxanthellae.

The low-water portion of the rocky intertidal zone is dominated by:

Limpets are commonly found in the middle portion of the intertidal zone on a rocky shore.

Temperature of ocean water has a significant affect on species diversity of benthic communities.

The eastern side of an ocean basin tends to have greater diversity of reef-building corals than the western side.

The most important limiting factor in intertidal communities is:

The ability to fragment and regenerate lost body parts is an adaptation to life in the subtidal zone.

The distribution of benthic biomass is related to:

The supralittoral zone of the rocky shore is the area between the highest high tide and the lowest low tide.

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

The loss of color (coral bleaching) in coral reef organisms is caused by:

Introduction to Planet Earth

Plate Tectonics and the Ocean Floor

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

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 low-water portion of the rocky intertidal zone is dominated by:

Limpets are commonly found in the middle portion of the intertidal zone on a rocky shore.

Temperature of ocean water has a significant affect on species diversity of benthic communities.

The eastern side of an ocean basin tends to have greater diversity of reef-building corals than the western side.

The most important limiting factor in intertidal communities is:

The ability to fragment and regenerate lost body parts is an adaptation to life in the subtidal zone.

The distribution of benthic biomass is related to:

The supralittoral zone of the rocky shore is the area between the highest high tide and the lowest low tide.

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

The loss of color (coral bleaching) in coral reef organisms is caused by:

Introduction to Planet Earth

Plate Tectonics and the Ocean Floor

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

Marine Life and the Marine Environment

Biological Productivity and Energy Transfer

Animals of the Pelagic Environment

The Oceans and Climate Change

Filters