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American Public University SCIN 401 Ch

Biology

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American Public University

SCIN 401

Ch. 11

Question1)A group of spider monkeys was studied for five years. The researchers mapped home ranges of individuals and found that males tended to stay in their natal areas. This life history pattern is called:

 

 

A.            neonatal

B.            dispersing

 

C.            phliopatric

D.            parapatric

 

 

 

 

Question 2

 

 

 

Together "A" and B form the following on the structure above:

 

•             A. toothcomb

 

 

•             B. premolars

 

 

 

•             C. canines

 

 

 

•             D. inscisors

 

 

Question 3

Old World monkeys and humans are trichromatic. That means that they

 

 

A.            have three types of color sensing cones in the eyes.

B.            have three colors in their hair.

C.            have three sets of image forming brain structures.

D.            have three types of vocal pitches.

 

 

Question 4

The chimpanzee has been the subject of considerable study. Which of the following is correct about chimpanzee behavior?

 

 

A.            Chimpanzees use primitive vocal communications.

 

B.            Chimpanzees will engage in in strategic group hunting for prey such as a solitary baboon.

C.            Chimpanzees will consistently act selfishly hoarding food resources for themselves.

D.            Chimpanzees form strict social groups that will not changes until death of one of the members.

 

 

Question 5

Which statement about primates feeding behavior is most accurate?

 

 

A.            Primate species are rarely frugivorous.

B.            Most primate species are carnivorous.

 

C.            Most primate species are not carnivorous.

D.            All species are omnivorous.

 

 

Question 6

 

Primary adaptations of for the arboreal ecology of many primate species include:

 

 

A.            steroscopic vision.

B.            opposable hallux and pollex.

C.            mobile radius and ulna in the forelimb.

 

D.            All of the above.

 

 

Question 7

 

Match the correct primate family with representative species.

 

 

1.            Lemuridae A. lemurs

2.            Cebidae B. tamarins, marmosets, capuchins

3.            Cercopithecidae C. baboons, macaques, mangabeys

4.            Hylobatidae D. gibbons

 

 

 

 

 

Question 8

Culugos are crepuscular which means that they

 

 

A.            are intermittently nocturnal.

B.            are omnivorous.

C.            are subject to high predation pressure.

 

D.            are active during morning and evening twilight.

 

 

Question 9

 

Which of the following is true about tupaiid treeshrews (Family Tupaiidae)?

 

 

A.            Tupaiid treeshrews are slow moving and rely on advanced olfaction to avoid predators.

B.            Tupaiid treeshrews are characteristically diferent from feather-tailed treeshrews in that tupaiid treeshrews are nocturnal and arboreal.

 

C.            Tupaiid treeshrews nurse their altricial young only every other day.

D.            Tupaiid treeshrews are found primarily in Africa.

 

 

Question 10

Which of the following is not a shared derived characteristic of primates?

 

 

A.            Increased fetal brain size.

B.            Opposable thumbs and toes.

 

C.            Loss of canines and premolars from the ancestral condition.

D.            Steroscopic vision.