#Question id: 3486
#Section 2: Evolution
Which of the following might affect the foraging behavior of an animal in the context of optimal foraging?
A) risk of predation
B) prey size
C) prey defenses
#Question id: 3395
#Section 2: Evolution
The Hardy-Weinberg principle states that allele frequencies in a population will remain constant over generations if certain assumptions are met.
A. Random mating
B. Sexual selection
C. Migration
D. Large population size
E. Reproductive isolated from other population
F. Linkage of many genes
Which of the above factors will cause changes in allele frequencies overgenerations?
#Question id: 3487
#Section 2: Evolution
Which of the following is true of innate behaviors?
A) Genes have very little influence on the expression of innate behaviors.
B) Innate behaviors tend to vary considerably among members of a population.
C) Innate behaviors are limited to invertebrate animals.
D) Innate behaviors are expressed in most individuals in a population across a wide range of environmental conditions.
E) Innate behaviors occur in invertebrates and some vertebrates but not in mammals.
#Question id: 3488
#Section 2: Evolution
According to Hamiltonʹs rule,
#Question id: 3489
#Section 2: Evolution
In a bird species A, the male alone builds the nest, incubates the eggs and feeds the nestling. In bird species B, it is the female that does all that. In bird species C, both sexes contribute equally to the above activities. In species A and B, the uninvolved partner may fly away and mate again. Which sex among A, B and C is most likely to develop colorful plumage during breeding season?
#Question id: 3491
#Section 2: Evolution
Some dogs love attention, and learns that if he barks, he gets attention. Which of the following might you use to describe this behavior?
A) The dog is displaying an instinctive fixed action pattern.
B) The dog is trying to protect its territory.
C) The dog has been classically conditioned.
D) The dog's behavior is a result of operant conditioning
E) The dog is displaying controlled by external stimuli