Question 1

Hypersaline seep communities rely on photosynthesis.

Accepted Answer

A) True 
 B)False

Question 2

One characteristic of hydrothermal vent communities is unusually large organisms such as tubeworms and clams.

Accepted Answer

A) True 
 B)False

Question 3

The variables that affect species diversity of benthic animals include:

Accepted Answer

A) currents. 
B) organic nutrients. 
C) temperature. 
D) wave energy. 
E) All of the above factors contribute to benthic animal diversity. 
A) currents. 
B) organic nutrients. 
C) temperature. 
D) wave energy. 
E) All of the above factors contribute to benthic animal diversity.

Question 4

The relationship between the protistan zooxanthellae and the polyps of reef-building corals is best described as a(n):

Accepted Answer

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

Question 5

Benthic diversity decreases below upwelling zones.

Accepted Answer

A) True 
 B)False

Question 6

Zooxanthellae are important members of hydrothermal vent communities.

Accepted Answer

A) True 
 B)False

Question 7

Hydrocarbon seeps have been discovered :

Accepted Answer

A) along the Galapagos Ridge. 
B) along the Mid-Atlantic Ridge. 
C) in the Gulf of California. 
D) in the Gulf of Mexico. 
E) in the Indian Ocean. 
A) along the Galapagos Ridge. 
B) along the Mid-Atlantic Ridge. 
C) in the Gulf of California. 
D) in the Gulf of Mexico. 
E) in the Indian Ocean.

Question 8

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

Accepted Answer

A) True 
 B)False

Question 9

Eutrophication is detrimental to coral growth because it increases the:

Accepted Answer

A) amount of inorganic nutrients in the water that stimulates excessive algal growth. 
B) amount of toxic synthetic chemicals that stimulates excessive bacterial growth. 
C) salinity of the water that results in coral bleaching. 
D) water temperature that kills zooxanthellae. 
E) water temperature that results in coral bleaching. 
A) amount of inorganic nutrients in the water that stimulates excessive algal growth. 
B) amount of toxic synthetic chemicals that stimulates excessive bacterial growth. 
C) salinity of the water that results in coral bleaching. 
D) water temperature that kills zooxanthellae. 
E) water temperature that results in coral bleaching.

Question 10

Match between columns
                        Premises: acorn barnacle
Littorina
surf grass
Asterias
sea urchin
limpet
hermit crab
Fucus
Lithothamnion
shore crab
mussel
gooseneck barnacle
sea roach
buckshot barnacle
sea anemone

Accepted Answer

The Answer of middle water intertidal zone and tide pool is...

Question 11

Fiddler crabs are commonly found inhabitants of tide pools.

Accepted Answer

A) True 
 B)False

Question 12

Refer to the Figure below to answer questions 
  
-Within the intertidal zone,the area that receives equal amounts of air exposure and water coverage is indicated by the number:

Accepted Answer

A) 1. 
B) 3. 
C) 5. 
D) 6. 
E) 7. 
A) 1. 
B) 3. 
C) 5. 
D) 6. 
E) 7.

Question 13

Match between columns
                        Premises: sea otter
sand dollar
eelgrass
oyster
crown-of-thorns starfish
sea urchin
turtle grass
Macrocystis
coral
kelp

Accepted Answer

The Answer of temperate and rocky bottom and muddy bottom is...

Question 14

Zooxanthellae are autotrophic marine protists that are found in the living tissues of some simple marine invertebrates such as corals,sea anemones,and jellyfish.Zooxanthellae are members of the:

Accepted Answer

A) Division Bacillariophyta. 
B) Division Chrysophyta. 
C) Division Dinoflagellata. 
D) Phylum Ciliophora. 
E) Phylum Foraminfera. 
A) Division Bacillariophyta. 
B) Division Chrysophyta. 
C) Division Dinoflagellata. 
D) Phylum Ciliophora. 
E) Phylum Foraminfera.

Question 15

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 16

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 17

Oysters prefer:

Accepted Answer

A) clear moving water. 
B) clear stagnant water. 
C) muddy bottom substrate. 
D) rocky bottom substrate. 
E) sandy bottom substrate. 
A) clear moving water. 
B) clear stagnant water. 
C) muddy bottom substrate. 
D) rocky bottom substrate. 
E) sandy bottom substrate.

Question 18

Most of the hydrothermal vents and cool-water seeps on the seafloor were discovered during which decade?

Accepted Answer

A) 1960s 
B) 1970s 
C) 1980s 
D) 1990s 
E) since 2000 
A) 1960s 
B) 1970s 
C) 1980s 
D) 1990s 
E) since 2000

Question 19

Two frequent inhabitants of a rocky coast tide pools are:

Accepted Answer

A) buckshot barnacle and rockweed. 
B) goose barnacle and mussel. 
C) periwinkle snail and kelp. 
D) sea anemone and hermit crab 
E) sea stars and Ulva. 
A) buckshot barnacle and rockweed. 
B) goose barnacle and mussel. 
C) periwinkle snail and kelp. 
D) sea anemone and hermit crab 
E) sea stars and Ulva.

Question 20

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

Accepted Answer

A) coral reef 
B) mangrove swamp 
C) mud flat 
D) rocky shore 
E) sandy beach 
A) coral reef 
B) mangrove swamp 
C) mud flat 
D) rocky shore 
E) sandy beach

Hypersaline seep communities rely on photosynthesis.

One characteristic of hydrothermal vent communities is unusually large organisms such as tubeworms and clams.

The variables that affect species diversity of benthic animals include:

The relationship between the protistan zooxanthellae and the polyps of reef-building corals is best described as a(n):

Benthic diversity decreases below upwelling zones.

Zooxanthellae are important members of hydrothermal vent communities.

Hydrocarbon seeps have been discovered :

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

Eutrophication is detrimental to coral growth because it increases the:

Fiddler crabs are commonly found inhabitants of tide pools.

Refer to the Figure below to answer questions -Within the intertidal zone,the area that receives equal amounts of air exposure and water coverage is indicated by the number:

Zooxanthellae are autotrophic marine protists that are found in the living tissues of some simple marine invertebrates such as corals,sea anemones,and jellyfish.Zooxanthellae are members of the:

The distribution of benthic biomass is related to:

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

Oysters prefer:

Most of the hydrothermal vents and cool-water seeps on the seafloor were discovered during which decade?

Two frequent inhabitants of a rocky coast tide pools are:

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

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

Filters

Exam 15: Animals of the Benthic Environment

Hypersaline seep communities rely on photosynthesis.

One characteristic of hydrothermal vent communities is unusually large organisms such as tubeworms and clams.

The variables that affect species diversity of benthic animals include:

The relationship between the protistan zooxanthellae and the polyps of reef-building corals is best described as a(n):

Benthic diversity decreases below upwelling zones.

Zooxanthellae are important members of hydrothermal vent communities.

Hydrocarbon seeps have been discovered :

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

Eutrophication is detrimental to coral growth because it increases the:

Fiddler crabs are commonly found inhabitants of tide pools.

Refer to the Figure below to answer questions -Within the intertidal zone,the area that receives equal amounts of air exposure and water coverage is indicated by the number:

Zooxanthellae are autotrophic marine protists that are found in the living tissues of some simple marine invertebrates such as corals,sea anemones,and jellyfish.Zooxanthellae are members of the:

The distribution of benthic biomass is related to:

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

Oysters prefer:

Most of the hydrothermal vents and cool-water seeps on the seafloor were discovered during which decade?

Two frequent inhabitants of a rocky coast tide pools are:

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

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

Filters