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Multiple Choice Quiz
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1

Which of the following is a characteristic of chordates but is not found in other animals?
A)a notochord
B)jointed appendages
C)an exoskeleton
D)all of these
2

In which animal(s) does the notochord persist in the adult?
A)tunicates
B)lampreys
C)lancelets
D)all of these
3

The very first vertebrates were
A)cartilaginous fish.
B)fishes with jaws.
C)amphibians.
D)jawless fish.
4

Which of the following is not a characteristic of fishes?
A)gills
B)lungs
C)single-loop blood circulation
D)nutritional deficiencies
5

What adaptation of bony fish allows them to detect and orient itself in the upstream direction?
A)the swim bladder
B)lobed fins
C)the operculum
D)the lateral line system
6

In order for amphibians to be successful on land, they had to develop which of the following?
A)a more efficient swim bladder
B)cutaneous respiration and lungs
C)more efficient gills
D)shelled eggs
7

Amniotic eggs evolved as a means to
A)protect the embryo while the parent sits on the egg.
B)protect the embryo from predators.
C)allow the parent to gather food, rather than sitting on the nest.
D)prevent the embryo from drying out.
8

A group of early reptiles that may have been warm-blooded was the
A)pleycosaurs.
B)therapsids.
C)thecodonts.
D)all of these.
9

Archaeopteryx is believed to be the transition fossil between dinosaurs and birds because, like a bird, Archaeopteryx had feathers and
A)a tail similar to modern birds.
B)scales.
C)a toothless, elongated mouth like a beak.
D)a fused collarbone indicating flying ability.
10

Mammals that have live births incubate newborns in a pouch through the completion of development are:
A)monotremes.
B)marsupials.
C)duck-billed platypuses.
D)placental mammals.







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