Question 1

Cephalopods are capable of avoiding predators by means of

Accepted Answer

A)  Rapid color change 
B)  Production of clouds of ink 
C)  Rapid swimming 
D)  All of the above 
A)  Rapid color change 
B)  Production of clouds of ink 
C)  Rapid swimming 
D)  All of the above

Question 2

Warm-bloodedness in different fishes

Accepted Answer

A)  Evolved only once in an ancestral fish 
B)  Evolved several times independently 
C)  Is restricted to one genus 
D)  Is found mainly in eels 
A)  Evolved only once in an ancestral fish 
B)  Evolved several times independently 
C)  Is restricted to one genus 
D)  Is found mainly in eels

Question 3

Deep-bodied fishes

Accepted Answer

A)  Usually swim at sustained high velocity 
B)  Are excellent divers 
C)  Are well suited to maneuvering 
D)  Are extremely rare 
A)  Usually swim at sustained high velocity 
B)  Are excellent divers 
C)  Are well suited to maneuvering 
D)  Are extremely rare

Question 4

Gas exchange into the fish swim bladder is regulated by

Accepted Answer

A)  The gill 
B)  The retina 
C)  The hemoglobin in the blood 
D)  The rete mirabile 
A)  The gill 
B)  The retina 
C)  The hemoglobin in the blood 
D)  The rete mirabile

Question 5

Most bony fish swim continuously

Accepted Answer

A)  By strong movements of the caudal fin 
B)  By undulations of the entire body 
C)  By hydro-jet propulsion 
D)  By contracting a web of surrounding skin 
A)  By strong movements of the caudal fin 
B)  By undulations of the entire body 
C)  By hydro-jet propulsion 
D)  By contracting a web of surrounding skin

Question 6

Cartilaginous fishes such as sharks and rays

Accepted Answer

A)  Are much more diverse than bony fishes 
B)  Are much less diverse than bony fishes 
C)  Live at greater depths than bony fishes 
D)  Are exclusively carnivores on bony fishes 
A)  Are much more diverse than bony fishes 
B)  Are much less diverse than bony fishes 
C)  Live at greater depths than bony fishes 
D)  Are exclusively carnivores on bony fishes

Question 7

Mesopelagic fishes usually have their photophores

Accepted Answer

A)  Concentrated on the dorsal surface 
B)  All over the body 
C)  Hidden unless they swim toward the surface 
D)  Concentrated on the ventral surface 
A)  Concentrated on the dorsal surface 
B)  All over the body 
C)  Hidden unless they swim toward the surface 
D)  Concentrated on the ventral surface

Question 8

Bony fish may feed by

Accepted Answer

A)  Suction 
B)  Ram feeding 
C)  Chewing with teeth 
D)  All of the above 
A)  Suction 
B)  Ram feeding 
C)  Chewing with teeth 
D)  All of the above

Question 9

Continuous ram feeders

Accepted Answer

A)  Are never found among the whales 
B)  Have well-developed anterior heads for attacking prey 
C)  Have baleen plates and feed by keeping the mouth open while swimming 
D)  Periodically close the mouth to expel water through the baleen plates 
A)  Are never found among the whales 
B)  Have well-developed anterior heads for attacking prey 
C)  Have baleen plates and feed by keeping the mouth open while swimming 
D)  Periodically close the mouth to expel water through the baleen plates

Cephalopods are capable of avoiding predators by means of

Warm-bloodedness in different fishes

Deep-bodied fishes

Gas exchange into the fish swim bladder is regulated by

Most bony fish swim continuously

Cartilaginous fishes such as sharks and rays

Mesopelagic fishes usually have their photophores

Bony fish may feed by

Continuous ram feeders

Sounding the Deep

The Oceanic Environment

Climate Oscillations and Climate Change

Ecological and Evolutionary Principles of Marine Biology

The Chemical and Physical Environment

Life in a Fluid Medium

Reproduction, Dispersal, and Migration

Plankton

The Open Sea: Distributions and Adaptations

Processes in the Water Column

Productivity, Food Webs, and Global Climate Change

Benthic Microorganisms, Seaweeds, and Sea Grasses

The Diversity of Benthic Marine Invertebrates

Benthic Life Habits

The Tidelands: Rocky Shores, Soft-Substratum Shores, Marshes, Mangroves, Estuaries, and Oyster Reefs

The Shallow Coastal Subtidal: Sea Grass Beds, Rocky Reefs, Kelp Forests, and Coral Reefs

Benthos From the Continental Shelf to the Deep Sea

Polar Marine Biology

Biodiversity and Conservation of the Ocean

Fisheries and Food From the Sea

Environmental Impacts of Industrial Activities and Human Populations

Filters

Exam 9: Marine Vertebrates and Other Nekton

Cephalopods are capable of avoiding predators by means of

Warm-bloodedness in different fishes

Deep-bodied fishes

Gas exchange into the fish swim bladder is regulated by

Most bony fish swim continuously

Cartilaginous fishes such as sharks and rays

Mesopelagic fishes usually have their photophores

Bony fish may feed by

Continuous ram feeders

Sounding the Deep

The Oceanic Environment

Climate Oscillations and Climate Change

Ecological and Evolutionary Principles of Marine Biology

The Chemical and Physical Environment

Life in a Fluid Medium

Reproduction, Dispersal, and Migration

Plankton

The Open Sea: Distributions and Adaptations

Processes in the Water Column

Productivity, Food Webs, and Global Climate Change

Benthic Microorganisms, Seaweeds, and Sea Grasses

The Diversity of Benthic Marine Invertebrates

Benthic Life Habits

The Tidelands: Rocky Shores, Soft-Substratum Shores, Marshes, Mangroves, Estuaries, and Oyster Reefs

The Shallow Coastal Subtidal: Sea Grass Beds, Rocky Reefs, Kelp Forests, and Coral Reefs

Benthos From the Continental Shelf to the Deep Sea

Polar Marine Biology

Biodiversity and Conservation of the Ocean

Fisheries and Food From the Sea

Environmental Impacts of Industrial Activities and Human Populations

Filters