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The first assumption of the optimal foraging theory isA) optimal foraging results from natural selection B) natural selection will only favor behavior that maximizes energy return C) natural selection selects foraging behavior that maximizes the size of the prey sought D) optimal foraging is genetically determined 2
When birds such as the great tit are removed from their territoryA) they tend to be replaced by the same number of birds B) the territories are left vacant C) they are replaced by the local birds to the exclusion of new members D) they are replaced by a greater number of birds 3
In species whose young are precocial, the father is more likely to beA) monogamous B) polyandrous C) polygamous D) monandrous 4
When a male fish defends a nestA) it insures that only he will fertilize the eggs B) it has no effect upon the identity of the fertilizing male C) it only protects the eggs from predators D) it increases the percentage of the eggs to be fertilized by him 5
The removal of shells from the nest as gull chicks hatchA) proved to be a mistake because it left only good eggs to attract predators B) is an inherited act that has outlived its usefulness C) reduces predation on the remaining eggs D) represents a fetish for a tidy nest 6
Sexual selection involvesA) fighting for the right to mate B) acquiring characteristics that improve chances for mating C) social factors that may outweigh ecological factors D) sexual dimorphism E) all of the above 7
Beak shape of the Huia (an extinct New Zealand bird) differs between male and female individuals. Such structural differences are referred to as:A) parental bonds. B) sexual selection. C) sexual fitness. D) sexual dimorphism. E) visual contacts. 8
Male bighorn sheep fight each other to determine which male will mate with females. They fight by charging each other, rearing up and clashing their horns together. The male with the bigger set of horns usually wins. From this description, you would expect male bighorn sheep to be affected byA) sexual selection B) mechanical isolating mechanisms C) adaptive radiation D) ecological races E) gradualism 9
Saving the life of your _______________ would do the least for increasing your inclusive fitness.A) father B) sister C) son D) cousin E) brother-in-law 10
The study of how natural selection shapes behavior is calledA) sociobiology B) socioecology C) behavioral ecology D) nepotism E) cultural evolution 11
Behaviors that influence what an animal eats and how it obtains its food are calledA) foraging behaviors B) social behaviors C) territorial behaviors D) eusocial behaviors E) altricial behaviors 12
Pandas and koalas feed exclusively on bamboo and eucalyptus, respectively. This means they areA) eusocial B) altruistic C) monogamous D) specialists E) generalists 13
Optimal foraging theory predicts that animals feed in such a way as toA) maximize net energy intake B) minimize net energy intake C) maximize risk of predation D) spend as much time as possible feeding E) none of the above 14
Which of the following statements about territoriality is true?A) territoriality is always beneficial to the animal B) territories frequently overlap in time or space C) territories rarely contain any resources D) all of the above are true E) none of the above are true 15
Which sex should show mate choice?A) always males B) always females C) the sex having higher parental investment D) the sex having lower parental investment E) neither sex 16
Which of the following is not associated with monogamy?A) altricial young B) sexual dimorphism C) one male mating with one female D) all of the above are associated with monogamy E) none of the above are associated with monogamy 17
Exaggerated secondary sexual characteristics can occur as a result ofA) intrasexual selection B) intersexual selection C) runaway selection D) all of the above E) none of the above 18
Which mating system is most common in birds?A) monogamy B) polygyny C) polyandry D) they are all equally common 19
Which mating system is most common in mammals?A) monogamy B) polygyny C) polyandry D) they are all equally common 20
Arguments that a particular behavior has been selected for because it benefits the population or species are examples of arguments forA) kin selection B) sexual selection C) group selection D) natural selection E) artificial selection 21
What type of selection is most likely responsible for the large antlers seen on male elk?A) kin selection B) group selection C) territorial selection D) intrasexual selection E) intersexual selection 22
In the haplodiploidy sex determination of bees,A) males are sterile B) males are haploid C) males are diploid D) males are either haploid or diploid E) males do not exist 23
In leafcutter ants, division of labor among workers is related to theA) worker's sex B) number of workers C) worker's size D) all of the above E) none of the above 24
In most vertebrates, group members share a maximum of _____ percent of their genes while naked mole rats share up to _____ percent.A) 10, 20 B) 20, 10 C) 30, 60 D) 80, 50 E) 50, 80 25
Which of the following Belding's ground squirrels is most likely to give an alarm call?A) a female with no kin nearby B) a female with kin nearby C) a male with no kin nearby D) a male with kin nearby E) they are all equally likely to call 26
A whydah is a type ofA) insect B) worm C) mammal D) bird E) reptile 27
Tradition is associated withA) cultural evolution B) biological evolution C) both of the above D) none of the above 28
Fitness:A) is a measure of the reproductive success of an organism. B) is a measure of available resources. C) is a measure of genetic similarity within a species. D) is a measure of genetic diversity within a population. E) none of the above. 29
Mate choice is usually exercised byA) males B) females C) mate choice is only exhibited in a few species and so it has not been well documented D) both sexes and those who end up mating have chosen each other E) the sex defending a territory 30
Eusocial animalsA) exhibit sexual selection B) live in colonies with many fertile females C) exhibit territoriality within the colony D) exhibit kin selection E) all of the above 31
An animal will defend a selected area but will roam over a larger area over the course of daily activities and this larger area is calledA) family home B) resource site C) foraging space D) home range E) territory 32
In species where the young are altricialA) the male is more apt to leave and mate with many females B) the male is the primary care giver and the female is not involved in rearing the young C) the male is less apt to desert the young D) the young immediately leave, there is no rearing of the young E) both b and c 33
Foraging behaviors that maximize the amount of energy gained per unit of time spent foragingA) are seen when defending very large territories for limited supply of food B) are seen when defending a territory that is contained in an area very abundant in food C) is favored by natural selection D) must be examined from a behavioral standpoint only E) both a and c 34
Selection that favors altruism for the propagation of alleles in a "family" is called kin selection.A) True B) False 35
Social insect colonies are composed of highly integrated groups called clades.A) True B) False 36
Group living increases the fitness of the individuals by decreasing the risk of predation and increasing feeding success.A) True B) False 37
An animal will always feed on the largest prey they can find.A) True B) False