Question 1

Modern primates are characterized by arboreal adaptations, including:

Accepted Answer

A)   opposable thumbs.
B)   a precision grip.
C)   short digits.
D)   an expanded reliance on sense of smell.E) A) and B)
F) A) and C) A

Question 2

The typical dental formula of lorises and lemurs is:

Accepted Answer

A)   2 / 1 / 3 / 3.
B)   1 / 1 / 3 / 3.
C)   2 / 1 / 3 / 2.
D)   2 / 1 / 2 / 3.E) B) and C)
F) None of the above

Question 3

Evaluate and explain the evidence for the phylogenetic relationship between humans and other primates.

Accepted Answer

In both the cladistic and traditional me...

Question 4

Phylogeny refers to:

Accepted Answer

A)   evolutionary relationships that are based on shared characteristics including physical traits, genetics, and behavior.
B)   the fundamental anatomical features in primates that reflect their high degree of diversity.
C)   primates' ability to get around in trees using an unusually wide range of motions involving the limbs and trunk.
D)   a set of behaviors and anatomical characteristics that is unique to mammals adapted to life in the trees.E) B) and C)
F) A) and D)

Question 5

Discuss the anatomical differences between prosimians and anthropoids. How do these anatomical differences influence behavior and socialization among the respective primate groups?

Accepted Answer

Prosimians tend to have a more developed...

Question 6

A skull with a foramen magnum positioned at the back belongs to:

Accepted Answer

A)   an individual that is fully bipedal, such as a human.
B)   an individual that is fully quadrupedal, such as a dog.
C)   an individual that is fully quadrupedal, such as a human.
D)   none of the above (this trait is observed only in prosimians) E) None of the above
F) A) and B)

Question 7

Living lemurs are found only in:

Accepted Answer

A)   Asia.
B)   Africa.
C)   South America.
D)   Madagascar.E) A) and B)
F) B) and C)

Question 8

Discuss the diversity of the dentition among primates. Pay particular attention to how form follows function with regard to dental morphology and diet.

Accepted Answer

Primate dentition reflects retention of ...

Question 9

Among all primates, humans have:

Accepted Answer

A)   the largest body relative to other animals.
B)   the greatest level of biological adaptability.
C)   the largest body size.
D)   the largest brain relative to body size.E) None of the above
F) A) and D)

Question 10

Discuss the primate parental investment in terms of success in natural selection. What are the most important aspects of primate parenting and what is their value to socialization?

Accepted Answer

Primates have relatively few offspring a...

Question 11

Anthropoids include:

Accepted Answer

A)   monkeys, apes, and humans.
B)   African and Asian apes.
C)   tarsiers, monkeys, and apes.
D)   lemurs, lorises, galagos, and tarsiers.E) A) and B)
F) C) and D)

Question 12

Preadaptation is:

Accepted Answer

A)   the series of small adaptations that precedes the more observable adaptation.
B)   the use of an anatomical feature in a way unrelated to the feature's original function.
C)   the use of an anatomical feature in the way it was originally intended.
D)   a phenomenon that occurs before natural selection can occur.E) A) and D)
F) None of the above

Question 13

Primates are characterized by:

Accepted Answer

A)   forward-facing eyes, varied diet, and nonviolent behavior.
B)   arboreal adaptation, dietary plasticity, and male dominance.
C)   docility, toolmaking, and parental investment.
D)   arboreal adaptation, dietary plasticity, and parental investment.E) B) and D)
F) None of the above

Question 14

The Y-5 molar morphology is present in:

Accepted Answer

A)   colobus monkeys.
B)   chimpanzees.
C)   lemurs.
D)   howler monkeys.E) A) and B)
F) None of the above

Question 15

While at the zoo you see an exhibit with a small group of primates and notice they have wet, snout-like noses. This indicates:

Accepted Answer

A)   a species of prosimian, because they retain the rhinarium not found in other mammal species.
B)   a species of anthropoid primate, because they retain the rhinarium commonly found in other mammal species.
C)   a species of platyrrhine primate, because their nostrils do not point downward.
D)   A species of strepsirhini that retain a rhinarium found only in prosimian primates.E) A) and B)
F) A) and C)

Question 16

The suborder prosimians includes:

Accepted Answer

A)   only nocturnal species.
B)   only diurnal species.
C)   diurnal and nocturnal galagos.
D)   diurnal and nocturnal lemurs.E) B) and C)
F) A) and D) D

Question 17

Among all primates humans have:

Accepted Answer

A)   the largest olfactory bulb.
B)   the greatest sense of hearing.
C)   the most developed vision.
D)   the most elaborate connections between different regions of the brain.E) B) and C)
F) A) and C) D

Question 18

Catarrhines' nostrils are:

Accepted Answer

A)   far apart and face sideways.
B)   close together and face downward.
C)   large due to their heightened sense of smell.
D)   wide and include a large nasal sinus.E) B) and C)
F) A) and B)

Question 19

Primate females:

Accepted Answer

A)   invest less in their offspring than do many other mammals.
B)   give birth to more offspring than do most other mammals.
C)   give birth to fewer offspring than do many other mammals.
D)   give birth to twins regularly.E) A) and B)
F) B) and D)

Question 20

Primates have long growth and development periods because:

Accepted Answer

A)   they take longer to develop to sexual maturity.
B)   on average they are larger bodied than nonprimates.
C)   they have higher intelligence and larger brains relative to other animals.
D)   the areas of the brain associated with smell and hearing are expanded in primates.E) None of the above
F) A) and B)

Exam 6: Biology in the Present: the Other Living Primates

Modern primates are characterized by arboreal adaptations, including:

Correct AnswerverifiedA

The typical dental formula of lorises and lemurs is:

Correct AnswerverifiedShow Answer

Evaluate and explain the evidence for the phylogenetic relationship between humans and other primates.

Correct AnswerverifiedIn both the cladistic and traditional me...View AnswerShow Answer

Phylogeny refers to:

Correct AnswerverifiedShow Answer

Discuss the anatomical differences between prosimians and anthropoids. How do these anatomical differences influence behavior and socialization among the respective primate groups?

Correct AnswerverifiedProsimians tend to have a more developed...View AnswerShow Answer

A skull with a foramen magnum positioned at the back belongs to:

Correct AnswerverifiedShow Answer

Living lemurs are found only in:

Correct AnswerverifiedShow Answer

Discuss the diversity of the dentition among primates. Pay particular attention to how form follows function with regard to dental morphology and diet.

Correct AnswerverifiedPrimate dentition reflects retention of ...View AnswerShow Answer

Among all primates, humans have:

Correct AnswerverifiedShow Answer

Discuss the primate parental investment in terms of success in natural selection. What are the most important aspects of primate parenting and what is their value to socialization?

Correct AnswerverifiedPrimates have relatively few offspring a...View AnswerShow Answer

Anthropoids include:

Correct AnswerverifiedShow Answer

Preadaptation is:

Correct AnswerverifiedShow Answer

Primates are characterized by:

Correct AnswerverifiedShow Answer

The Y-5 molar morphology is present in:

Correct AnswerverifiedShow Answer

While at the zoo you see an exhibit with a small group of primates and notice they have wet, snout-like noses. This indicates:

Correct AnswerverifiedShow Answer

The suborder prosimians includes:

Correct AnswerverifiedD

Among all primates humans have:

Correct AnswerverifiedD

Catarrhines' nostrils are:

Correct AnswerverifiedShow Answer

Primate females:

Correct AnswerverifiedShow Answer

Primates have long growth and development periods because:

Correct AnswerverifiedShow Answer

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In both the cladistic and traditional me...
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Prosimians tend to have a more developed...
View Answer

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Primate dentition reflects retention of ...
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Primates have relatively few offspring a...
View Answer

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