Practice questions (Apes unit)
MC. Which of the following is not a trait used to distinguish the order primates from other mammals?
A. Grasping hands and feet
- B. Ability to walk upright
C. Fingernails and sensitive fingertips
D. Eyes are used together stereoscopically
MC. Gorillas live in male-dominated groups, with a single adult male and several females. Adult male gorillas compete to control these groups. Chimpanzees live in large, mixed social groups. Adaptively speaking, we might expect _____
to have larger genitals, because _____
.
A. chimpanzees; they have access to more sexual partners
B. gorillas; they have access to more sexual partners
- C. chimpanzees; they are more likely to use their genitals as part of sexual competition
D. gorillas; they are more likely to use their genitals as part of sexual competition