biostp.2
biostp.2
biostp.2
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Chapter 30<br />
Name Date Class<br />
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.<br />
1<br />
What characteristics are key for distinguishing<br />
a mammal from other animals<br />
A location of eyes and hair<br />
B teeth and having a diaphragm<br />
C kidneys and having a diaphragm<br />
D hair and mammary glands<br />
2<br />
Why are mammals able to live throughout the<br />
world in a variety of ecosystems<br />
A They have a low metabolic rate.<br />
B They regulate body heat internally.<br />
C They are ectotherms.<br />
D Hair is a sensory device.<br />
3<br />
The hair of a mammal is made of .<br />
A cellulose<br />
B keratin<br />
C chitin<br />
D chlorophyll<br />
4<br />
Which structure, modeled in the diagram below<br />
and found only in mammals, helps them to<br />
maintain a high intake of oxygen<br />
A lungs<br />
B kidneys<br />
C diaphragm<br />
D cecum<br />
Air movement<br />
Chest cavity<br />
Lung<br />
Diaphragm<br />
5<br />
Under what circumstances would blood vessels<br />
near the surface dilate and deliver more blood<br />
than usual<br />
A when body temperature increases<br />
B when the body is losing heat<br />
C when there is too little oxygen in the blood<br />
D when blood vessels contract<br />
6<br />
Which would an animal with a long digestive<br />
system and a large cecum probably feed on<br />
A insects<br />
B bacteria<br />
C plants<br />
D herbivores<br />
7<br />
Which is the only egg-laying mammal<br />
A monotremes<br />
B marsupials<br />
C placental animals<br />
D manatees<br />
8<br />
An animal that explores an area, finds sources<br />
of food, and returns later to feed, exhibits<br />
which complex behavior<br />
A hording<br />
B learning and remembering<br />
C good eyesight<br />
D acute hearing<br />
9<br />
Which type of mammal develops for a short<br />
period in the uterus, followed by extended<br />
development in the mother’s pouch<br />
A placental animal<br />
B monotreme<br />
C marsupial<br />
D nocturnal primate<br />
STANDARDIZED TEST PRACTICE CHAPTER 30 59