WorksheetsMarine Vertebrates Review
Total questions: 25
Worksheet time: 19mins
Any organism with a notochord and a dorsal nerve cord is classified in subphylum Vertebrata.
True
False
You find more diversity among reef or bottom fish than among open ocean and schooling fish because open ocean and schooling fish live in the same environment.
True
False
Orders Crocodilia, Chelonia, and Squamata all have marine species.
True
False
Scientists think that _____ evolved during the Cambrian period, allowing vertebrates to become very successful predators.
Cells
Jaws
Photosynthesis
None of the above
Organisms in Class Chondrichthyes include _____ and _____
Sharks, ray-finned fish
Rays, ray-finned fish
ray-finned fish, lampreys
Sharks, rays
Most sharks and rays fertilize their eggs________________.
Externally
Internally
Rarely
Asexually
The largest shark is the _____, which eats _____.
Great white shark, seals
Megamouth shark, squid
Basking shark, plankton
None of the above
Organisms in superorder Batidoidimorpha include
Rays
Skates
Guitarfish
All of the above
When you compare a ray’s anatomy to a “typical” fish anatomy you find
No similarities at all
The same basic anatomy with adaptations
That rays are not actually fish
None of the above.
In most ray-finned fish, eggs are fertilized
externally
internally
on land
none of the above
Organisms in class Reptilia share the characteristic of
breathing with lungs at all stages of their life.
having scales
laying internally fertilized eggs
all of the above.
Marine mammal adaptations to the challenges of living in the sea include
the mammalian diving reflex
myoglobin for storing oxygen.
breathing air to meet oxygen demands
all of the above
Seals and sea lions belong to order _____, but have differences including that seals _____ and sea lions _____.
Cetacea, have ear flaps, lack ear flaps
Pinnipedia, have ear flaps, lack ear flaps
Cetacea, lack ear flaps, have ear flaps
Pinnipedia, lack ear flaps, have ear flaps
Whales, porpoises, and dolphins belong to order _____.
Carnivora
Cetacea
Pinnipedia
None of the above
Class Chondrichthyes characteristics include (select all that apply)
cartilaginous skeletons
no jaws
no swim bladder
exoskeleton
Traits that make sharks and rays successful predators include
a light cartilage skeleton
backward-pointing denticles
ampullae of Lorenzin
lateral lines
all of the above
Characteristics of ray-finned fish include (select all that apply)
bony skeletons
scales
Swim bladders
denticles
Marine reptiles do not include
sea snakes
saltwater crocodiles
seven species of marine turtle
15 species of marine lizard
Members of class Aves share the characteristic of (select all that apply)
feathers
forelimbs that are wings
a three-chambered heart
laying internally fertilized eggs
The role birds play in marine ecosystems include (select all that apply)
bring predators
being prey
transplanting mollusks to freshwater habitats
providing nitrogen compounds to the ocean
Adaptations to marine environments exhibited by the various bird species include
webbed feet
the ability to "fly" underwater
bill adaptations, such as the pelican’s pouch
the ability to fly over wide expanses of water
All of these
In what part of the world can penguins be found?
near the equator
around the Great Lakes in the United States
near arctic areas
only in the Southern hemisphere
Organisms in class Mammalia have characteristics that include
hair
nourishing their young with milk
being homeothermic
that almost all give birth to live young
all of these
The marine mammals in order Sirenia include (select all that apply)
manatees
mermaids
sirens
dugongs
Human activities that have endangered or may endanger marine mammals include
whaling
overfishing
tuna fishing
fur hunting
all of these
