Glencoe Biology

Chapter 30: Mammals

Standardized Test Practice-English

1
What are the two distinguishing characteristics of mammals?
A)heterotrophic and digestive system
B)segments and radial symmetry
C)hair and mammary glands
D)digestive system and sexual reproduction
2
Which of the following is not a function of mammal hair?
A)excretion
B)waterproofing
C)insulation
D)camouflage
3
What term refers to the internal production of body heat?
A)ruminant
B)trophism
C)signaling
D)endothermy
4
What does this graph show?

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A)body temperature and metabolic rate
B)the mass, height, and length of various mammals
C)relationship of a mammal's mass to body temperature
D)relationship of a mammal's metabolic rate to its mass
5
What does the picture on the right show?

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A)exhalation caused by the diaphragm
B)inhalation caused by the diaphragm
C)intake of carbon dioxide
D)heart contraction
6
What is the correct order of events in an endothermic reaction?
A)sweat glands are stimulated--skin cools--sweat evaporates
B)sweat glands are stimulated--sweat evaporates--skin cools
C)sweat evaporates--sweat glands are stimulated--skin cools
D)skin cools--sweat evaporates--sweat glands are stimulated
7
Based on this figure, what evolutionary similarity do mammals and birds have?

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A)both have mammary glands
B)both have hair
C)both have chordate ancestry
D)both have wings
8
What is a significant function of this mammal circulatory system? Arrows represent blood flow.

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A)keeps oxygenated blood from entering lungs
B)mixes oxygenated and deoxygenated blood
C)keeps blood from entering liver
D)keeps oxygenated and deoxygenated blood separated
9
Which of the following is not a subgroup of mammals?
A)chiroptera
B)monotremes
C)marsupials
D)placental mammals
10
Mammals that reproduce by laying eggs are called ____.
A)placental mammals
B)monotremes
C)marsupials
D)shrews
11
The ____ order of mammals have teeth adapted for tearing flesh.
A)Rodentia
B)Carnivore
C)Lagomorpha
D)Cetacea
12
The order Lagomorpha includes ____.
A)rabbits
B)tigers
C)kangaroos
D)beavers
13
What does this cladogram show?

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A)only extinct mammals
B)a food chain
C)only present-day mammals
D)evolution of mammals
14
What factors may have contributed to kangaroos only being found in Australia?
A)loss of rainforest on other continents; shortage of food
B)continental drift; wide variety of competing mammals
C)continental drift; isolation from competing mammals
D)loss of rainforest on other continents; surplus of food
15
Which of the following is not a possible explanation for the greater number of placental mammals compared to marsupials?
A)Placental mammals have a larger cerebral cortex.
B)Marsupials have a larger cerebral cortex.
C)Marsupial young must cling to mother's fur.
D)Placental mammals have developed more complex social behaviors.
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