the Primates correctly answered to pass
Currently, there are approximately _______ species of non-human primates.
a. 230
b. 23
c. 30
d. 2300
e. 2 - correct answer ✔✔a
As an order, primates
a. have highly specialized traits
b. can be easily defined by one or two traits
c. lack traits that define the mammals
d. have generalized traits
e. have very narrow, or specialized, dietary preferences - correct answer ✔✔d
Which one of the traits listed below is not used to define the order Primates?
a. a tendency towards erect posture
b. an inflexible, specialized limb structure
c. hands and feet with a high degree of prehensility
d. retention of five digits on the hands and feet
e. generalized dentition - correct answer ✔✔b
, Prehensile ability to grasp with five digits is
a. a variable trait in the order
b. characteristic only of monkeys
c. characteristic only of apes and humans
d. the only truly distinctive primate trait
e. is hindered by an opposable thumb - correct answer ✔✔a
The primate emphasis on the visual sense is reflected all of the following except
a. the reduction in the size of structures related to the sense of smell
b. the presence of color vision in most species
c. a more forward facing position of the eyes relative to most other mammals
d. visual information from each eye transmitted to visual centers in both
hemispheres
e. lack of color vision in most species - correct answer ✔✔e
Regarding aspects of primate maturation, learning, and behavior, primates have
all except
a. a more efficient means of fetal nourishment
b. longer periods of gestation
c. reduced numbers of offspring
d. delayed maturation
e. decreased life span - correct answer ✔✔e