REVIEW & REHEARSE: 9 EVOLUTION and BEHAVIOR
REVIEW & REHEARSE: 9 EVOLUTION and BEHAVIOR
Q
An animal will preferentially feed on:
- a) the largest prey it can find.
- b) the prey that provides the most energy relative to effort.
- c) the smallest prey it can find.
- d) the prey that provides the most calories relative to the prey size.
- e) the prey that provides the most calories relative to the predator size.
From an evolutionary perspective, behavior can best be viewed as:
- a) a trait that arises by learning, not by natural selection.
- b) non-
heritable. - c) a trait subject to drift and mutation, but not natural selection.
- d) part of the phenotype.
- e) All of the above are correct.
During the breeding season, the sight of a red belly on any other stickleback triggers aggressive behavior in a male stickleback. This is called:
- a) a fixed action pattern.
- b) prepared learning.
- c) aggressive conditioning.
- d) sexual selection.
- e) male-
male competition.
Babies in the United States easily develop a fear of snakes. Yet they don’t easily develop a fear of guns. Why?
- a) Humans cannot develop fears of inanimate objects.
- b) Evolution can be slow in producing populations that are adapted to their environments.
- c) Babies are more likely to encounter snakes than guns in the United States.
- d) Fewer individuals are killed by guns than by snakes in the United States each year.
- e) All of the above are correct.
