,
, Test Bank fh
to accompany fh
Animal Behavior, Twelfth Edition fh fh fh
John Alcock, Linda Green, Paul Nolan, Stefanie Siller, and Dustin Rubenstein
fh fh fh fh fh fh fh fh fh fh
Chapter 1: An Introduction to Animal Behavior fh fh fh fh fh fh
Multiple Choice Questions fh fh
1. “If female lizards with reddish throats produce more eggs than females with orangish throats, t
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hen the reddish throat is an evolved adaptation.” This statement
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a. is true, because this species has variation, a critical requirement for the evolution of a
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daptations by natural selection. fh fh fh
b. is false, because females with orangish throats could still have more offspring that live to r
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eproduce than females with reddish throats. fh fh fh fh fh
c. is false, because there is no guarantee that females with reddish throats are the best for the lo
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ng-term preservation of this species. fh fh fh fh
d. could be true or false, because we cannot tell without knowing whether reddish females o
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utnumber orangish females in this species. fh fh fh fh fh
Answer: b fh
Learning Objective: 1.1.1 Identify the conditions required to produce evolutionary change through
fh fh fh fh fh fh fh fh fh fh fh f
natural selection and examine these conditions using the gene’s eye view.
h fh fh fh fh fh fh fh fh fh fh
Bloom’s Level: 2. Understanding fh fh fh
2. The statement “Lemmings disperse from areas of high population density because they i
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nherited this ability from a lemming-like ancestor in the past” is a hypothesis about
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a. evolved function. fh
b. genetics and development. fh fh
c. evolutionary history. fh
d. adaptive value. fh
Answer: c fh
Learning Objective: 1.1.3 Consider how proximate and ultimate levels of analysis can be used to provi
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de an integrative understanding of the development, mechanism, adaptive value, and evolutionary hist
fh fh fh fh fh fh fh fh fh fh fh fh
ory of a behavior.
fh fh fh
Bloom’s Level: 2. Understanding fh fh fh
3. The infanticide hypothesis, which posits that infanticide is a reproduction-
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enhancing tactic practiced by males, is called a hypothesis because it
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a. can be proven. fh fh
b. is an explanation based on limited evidence that can be tested.
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c. is mutually exclusive to any other potential explanations.
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d. is a basic principle that can be applied widely.
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Answer: b fh
, Learning Objective: 1.1.2 Review how researchers use the scientific method to test hypotheses an
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d predictions related to a potentially adaptive behavior in order to consider its fitness costs and ben
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
efits, evaluate its adaptive value, and identify why it evolved.
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Bloom’s Level: 2. Understanding fh fh fh
4. In order for Darwinian natural selection to cause evolutionary change, a population must c
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ontain individuals that differ hereditarily in some characteristic because
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a. in a population without this kind of variation, the species is doomed to extinction.
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b. when all individuals have the same genes, then all individuals are exactly alike in all respects.
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c. uniform populations are evolutionary dead ends. fh fh fh fh fh
d. unless there is variation of this sort, parents cannot pass on their advantageous attributes to t
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heir offspring. fh
Answer: d fh
Learning Objective: 1.1.1 Identify the conditions required to produce evolutionary change through
fh fh fh fh fh fh fh fh fh fh fh f
natural selection and examine these conditions using the gene’s eye view.
h fh fh fh fh fh fh fh fh fh fh
Bloom’s Level: 2. Understanding fh fh fh
5. We observe variation in a population of lizard with respect to how fast individuals can run. W
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
e attempt to select for the ability to run slowly, not quickly. After six generations of selective bree
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ding of only the slowest with the slowest, the mean running speed of the lizards has not changed.
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What is the appropriate scientific conclusion based on this work?
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a. After six generations of artificial selection, the frequency of slow runners in the population has re
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
mained unchanged. fh
b. After six generations of artificial selection, the frequency of slow runners in the population has in
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
creased.
c. The differences between the lizards in running speed in the original population were not c
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aused by genetic differences among them.
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d. The results are invalid because the researchers failed to maintain enough variation in running s
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peed in their selected lineage, so evolutionary change was impossible.
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Answer: c fh
Learning Objective: 1.1.1 Identify the conditions required to produce evolutionary change through
fh fh fh fh fh fh fh fh fh fh fh f
natural selection and examine these conditions using the gene’s eye view.
h fh fh fh fh fh fh fh fh fh fh
Bloom’s Level: 3. Applying fh fh fh
6. We observe a frog that carries its babies on its back away from where the eggs hatched. Here ar
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
e two questions about this observation:
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X. Does the frog do this to move the babies to a place where they will be safer and more likely to surviv
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
e?
Y. Does the frog have specific morphological traits that enable it to hold and transfer its babies in thi
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s way?
fh
Which of the two is a proximate question?
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a. X, because it considers the adaptive value or function of the trait
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b. Y, because it asks about the developmental mechanisms that influence the components of the a
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nimal
, Test Bank fh
to accompany fh
Animal Behavior, Twelfth Edition fh fh fh
John Alcock, Linda Green, Paul Nolan, Stefanie Siller, and Dustin Rubenstein
fh fh fh fh fh fh fh fh fh fh
Chapter 1: An Introduction to Animal Behavior fh fh fh fh fh fh
Multiple Choice Questions fh fh
1. “If female lizards with reddish throats produce more eggs than females with orangish throats, t
fh fh fh fh fh fh fh fh fh fh fh fh fh fh
hen the reddish throat is an evolved adaptation.” This statement
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a. is true, because this species has variation, a critical requirement for the evolution of a
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daptations by natural selection. fh fh fh
b. is false, because females with orangish throats could still have more offspring that live to r
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
eproduce than females with reddish throats. fh fh fh fh fh
c. is false, because there is no guarantee that females with reddish throats are the best for the lo
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
ng-term preservation of this species. fh fh fh fh
d. could be true or false, because we cannot tell without knowing whether reddish females o
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utnumber orangish females in this species. fh fh fh fh fh
Answer: b fh
Learning Objective: 1.1.1 Identify the conditions required to produce evolutionary change through
fh fh fh fh fh fh fh fh fh fh fh f
natural selection and examine these conditions using the gene’s eye view.
h fh fh fh fh fh fh fh fh fh fh
Bloom’s Level: 2. Understanding fh fh fh
2. The statement “Lemmings disperse from areas of high population density because they i
fh fh fh fh fh fh fh fh fh fh fh fh
nherited this ability from a lemming-like ancestor in the past” is a hypothesis about
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a. evolved function. fh
b. genetics and development. fh fh
c. evolutionary history. fh
d. adaptive value. fh
Answer: c fh
Learning Objective: 1.1.3 Consider how proximate and ultimate levels of analysis can be used to provi
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
de an integrative understanding of the development, mechanism, adaptive value, and evolutionary hist
fh fh fh fh fh fh fh fh fh fh fh fh
ory of a behavior.
fh fh fh
Bloom’s Level: 2. Understanding fh fh fh
3. The infanticide hypothesis, which posits that infanticide is a reproduction-
fh fh fh fh fh fh fh fh fh
enhancing tactic practiced by males, is called a hypothesis because it
fh fh fh fh fh fh fh fh fh fh
a. can be proven. fh fh
b. is an explanation based on limited evidence that can be tested.
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c. is mutually exclusive to any other potential explanations.
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d. is a basic principle that can be applied widely.
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Answer: b fh
, Learning Objective: 1.1.2 Review how researchers use the scientific method to test hypotheses an
fh fh fh fh fh fh fh fh fh fh fh fh fh
d predictions related to a potentially adaptive behavior in order to consider its fitness costs and ben
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
efits, evaluate its adaptive value, and identify why it evolved.
fh fh fh fh fh fh fh fh fh
Bloom’s Level: 2. Understanding fh fh fh
4. In order for Darwinian natural selection to cause evolutionary change, a population must c
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ontain individuals that differ hereditarily in some characteristic because
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a. in a population without this kind of variation, the species is doomed to extinction.
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b. when all individuals have the same genes, then all individuals are exactly alike in all respects.
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
c. uniform populations are evolutionary dead ends. fh fh fh fh fh
d. unless there is variation of this sort, parents cannot pass on their advantageous attributes to t
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
heir offspring. fh
Answer: d fh
Learning Objective: 1.1.1 Identify the conditions required to produce evolutionary change through
fh fh fh fh fh fh fh fh fh fh fh f
natural selection and examine these conditions using the gene’s eye view.
h fh fh fh fh fh fh fh fh fh fh
Bloom’s Level: 2. Understanding fh fh fh
5. We observe variation in a population of lizard with respect to how fast individuals can run. W
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
e attempt to select for the ability to run slowly, not quickly. After six generations of selective bree
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
ding of only the slowest with the slowest, the mean running speed of the lizards has not changed.
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
What is the appropriate scientific conclusion based on this work?
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a. After six generations of artificial selection, the frequency of slow runners in the population has re
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
mained unchanged. fh
b. After six generations of artificial selection, the frequency of slow runners in the population has in
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
creased.
c. The differences between the lizards in running speed in the original population were not c
fh fh fh fh fh fh fh fh fh fh fh fh fh fh
aused by genetic differences among them.
fh fh fh fh fh
d. The results are invalid because the researchers failed to maintain enough variation in running s
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peed in their selected lineage, so evolutionary change was impossible.
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Answer: c fh
Learning Objective: 1.1.1 Identify the conditions required to produce evolutionary change through
fh fh fh fh fh fh fh fh fh fh fh f
natural selection and examine these conditions using the gene’s eye view.
h fh fh fh fh fh fh fh fh fh fh
Bloom’s Level: 3. Applying fh fh fh
6. We observe a frog that carries its babies on its back away from where the eggs hatched. Here ar
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
e two questions about this observation:
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X. Does the frog do this to move the babies to a place where they will be safer and more likely to surviv
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
e?
Y. Does the frog have specific morphological traits that enable it to hold and transfer its babies in thi
fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh fh
s way?
fh
Which of the two is a proximate question?
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a. X, because it considers the adaptive value or function of the trait
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b. Y, because it asks about the developmental mechanisms that influence the components of the a
fh fh fh fh fh fh fh fh fh fh fh fh fh fh
nimal
