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Zoology Chordate-Mammal Review
Test Description: Zoology Chordate-Mammal Review
Instructions: Answer all questions to get your test result.
1) . Any animal that at some point during development had a notochord, a dorsal nerve cord and pharyngeal pouches is considered to be a _________.
A
mammal
B
chordate
C
vertebrate
D
shark
2) The system in fish that runs along the length of their body and allows them to feel slight vibrations in water is called:
A
placoid scale
B
notochord
C
lateral line
D
operculum
3) A notochord is:
A
a hollow tube above the spine
B
convergent evolution
C
dorsal rod of specialized cells
D
small outpocket of the anterior gut
4) In vertebrates, the dorsal nerve cord develops into the _________ and ________.
A
spinal cord, brain
B
ears, throat
C
heart, lungs
D
legs, arms
5) A _____________ is a set of bones or cartilage that surrounds the dorsal nerve cord.
A
skull
B
axial skeleton
C
appendicular skeleton
D
vertebral column
6) Which of the following lists includes the three classes of fishes?
A
Mammalia, Amphibia, Reptilia.
B
Agnatha, Chondrichthyes, Osteichthyes.
C
Bass, Salmon, Catfish
D
Vertebrata, Chordata, Ostracodermi.
7) What type of fish was dissected in class?
A
Perch
B
A gross one.
C
Parrott
D
Bass
8) What is the stage of inactivity Amphibians enter during the summermonths.
A
estivation
B
torpor
C
hibernation
9) Amphibians have a two-habitat life cycle which makes them a good _______.
A
biohazard
B
biodegradable
C
bioindicator
10) The enlarged finger on the foreleg for grasping in mating is found:
A
on a male only
B
on females only
C
on both sexes
11) In reptiles with toes modified for “suction cups” what causes the suction force?
A
suction cups on the bottom of their toes
B
wet feet
C
tiny hairs that increase surface area
12) Today __________ has had a very negative impact on the number of reptilian species.
A
human impact
B
wild fires
C
flooding
13) The most important adaptation for reptiles is the
A
claws
B
waterproof skin
C
amniote egg
14) Concerning frog anatomy, the tympanum is the
A
nostril
B
eyelid
C
eardrum
15) Where are most amphibian species located in the world?
A
Antarctica
B
in the oceans
C
near the Equator
16) Frogs, toads, newts and salamanders are all examples of what?
A
reptiles
B
amphibians
C
crocodilians
17) Both frogs and toads return to water to reproduce; their swimming larvae are called
A
babies
B
hunchbacks
C
tadpoles
18) The frog organ that has two atria and one ventricle is the
A
heart
B
kidney
C
lung
19) The digits of the frog are webbed on the
A
forelegs only
B
hind legs only
C
both hind legs and forelegs
20) The forelegs of the frog are __________ the hind legs.
A
the same length as
B
longer than
C
shorter than
*select an answer for all questions
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