Ch. 31 Test in Text
Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Which adaptation is NOT characteristic of reptiles?
a. | scaly skin | c. | gills | b. | amniotic egg | d. | lungs |
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2.
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Dinosaurs became extinct at the end of the
a. | Cretaceous period | c. | Carboniferous Period | b. | Triassic Period | d. | Permian Period |
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3.
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An animal that relies on interaction with the environment to help it control
body temperature is known as a(n)
a. | endotherm | c. | flightless bird | b. | ectotherm | d. | endoderm |
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4.
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Which reptiles have some type of shell covering their bodies?
a. | lizards and snakes | c. | turtles and tortoises | b. | crocodilians | d. | tuataras |
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5.
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In the diagram below, the membrane labeled Y represents what part of the
amniotic egg?
a. | amnion | c. | allantois | b. | chorion | d. | yolk sac |
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6.
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The single most important characteristic that seperates birds from other living
animals is the presence of
a. | hollow bones | c. | two legs | b. | feathers | d. | wings |
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7.
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Which of the following bird structures are especially adapted to support flight?
a. | cloacas | c. | bills | b. | gizzards | d. | chest muscles |
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8.
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The muscular part of a birds stomach that contains gravel, which crushes food,
is the
a. | cloaca | c. | crop | b. | gizzard | d. | air sac |
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9.
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Birds excrete nitrogenous wastes mostly in the form of
a. | urine | c. | uric acid | b. | ammonia | d. | urea |
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10.
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Unlike other vertebrates, birds have respiratory systems that
a. | take in oxygen and release carbon dioxide | b. | excrete nitrogenous
wastes | c. | maintain a one-way flow of air | d. | have modified
scales |
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