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