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Pre-Test
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1
Which of the following is true of primate vision?
A)In most primates, the eyes are at the front of the head.
B)Cone cells are active in dim light, but the image is blurry and gray.
C)Binocular vision hinders primates' ability to accurately judge the distance and position of things.
D)None of these
2
Which of the following is responsible for the powerful and precise grip of humans?
A)Five digits
B)Opposable thumbs
C)Sensitive pads on the underside of the fingers
D)Flat nails
3
Primates are well adapted for living in the _____.
A)ocean
B)desert
C)arctic
D)trees
4
Characteristics that distinguish primates from other mammals include _____.
A)opposable thumb
B)nails instead of claws
C)expanded forebrain
D)All of these
5
Which of the following exists today?
A)Australopithecus afarensis
B)Homo erectus
C)Homo sapiens
D)Australopithecus robustus





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