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Exam 3
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Questions in this quiz (20)
1which of the following statements is true?
- Athe gene pool is entire collection of genes and alleles present in a population
- Bmacroevolutionary studies examine changes in the gene pool of a population
- Cin order for evolution to occur, the gene pool must remain static
- Dmutations typically do not affect the gene pool
2Microevolution, or evolution at its smallest scale, occurs when
- Aa new species arises from an existing species
- Ba population's allele frequencies change over a span of generations
- Can individual develops traits similar to another closely related species
- Da geopgraphic area is altered by erosion, volcanic eruptions, or other geological forces
- Ea community of organisms changes due to the extinction of several dominant species
3which of the following statements about combat is true?
- Ait occurs as a type of intersexual selection
- Bit plays an important role in allopantric speciation
- Cit is one of the lines of evidence that supports our understanding of evolution
- Dit occurs as a type of intrasexual selection
- Enone of the above are correct
4from the female's perspective, which of the following does not represent male quality?
- Aproviding material benefits such as nuptial gifts
- Bpossessing good genes
- Chelping take care of the young
- Dhaving bright, flashy feathers
- Etrying to mate with as many females as possible
5the effects of natural selection are seen in
- Apopulations
- Bspecies
- Cindividuals
- Deither A or B
- Eany of the above
6new genetic variation in a population arises through
- Adifferences in Darwinian fitness
- Bfemale choice
- Cmutations
- Dspeciation events
- Echromosomal duplication
7which of the following sources of information is not typically used to construct a phylogeny?
- Adevelopmental embryology
- Bmicroevolutionary events
- Cfossil record
- Dskeletal structures
- Enucleotide sequences
8which of the following statements is false regarding infanticide?
- Ais is the killing of young that are not your own
- Bit is a form of male competition
- Cit is a good example of how evolution occurs for the good of the species
- Dit is a way for males to increase their darwinian fitness
9Large Antlers in male Elk, which are used for battles between males, are a good example of a trait favored by
- Adisruptive selection
- Bartificial selection
- Cstabilizing selection
- Dintrasexual selection
- Etrait could be selected for by all of the above
10parental investment is
- Aanything a parent does to increase the probability that its offspring will survive to reproduce
- Bthe same in both sexes
- Cthe amount a parent spends to send their child to college
- Da key component of speciation
- Eall of the above
11which of the following is true about adaptations?
- Aall adaptations are the result of natural selection
- Badaptations are necessary for the survival of the organism
- Call traits are adaptations
- Devolutionary biologists define adaptation as the process in which an organism adapts to its environment
- Eall of the above are true
12which of the following statements would Darwin have disagreed with?
- Anatural selection occurs when parents pass characteristics acquired over their lifetime to their offspring
- Bnatural selection leads to the development of new adaptations
- Cmembers of a population vary in their features
- Dsome individuals produce more offspring than others
- Eunequal reproduction leads to some traits becoming more prevalent in the population while other traits become less prevalent
13which of the following statements regarding speciation is false?
- Aspeciation is considered to be a microevolutionary event
- Bspeciation is the process largely responsible for the diversity of life on this planet
- Cmost speciation events occur via the allopatric model
- Dall of the above statements are true, non are false
14the process during which females choose the best male to mate with is
- Adisruptive selection
- Bintersexual selection
- Cintrasexual selection
- Dstabilizing selection
- Efemales do not have any choice over which male she mates with
15the Monterey pine and the Bishop's pine inhabit some of the same areas of central California. The Monterey pine releases pollen in February, while the Bishop's pine does so in April. This is an example of ______ isolation
- Aphysical
- Bgeographic
- Cmechanical
- Dtemporal
- Ehabitat
16When two species carry certain genes and proteins that are nearly identical, in evolutionary terms are examples of
- Areproductive isolating mechanisms
- Bconvergent evolution
- Ccoincidence
- Dhomology
- Eindependently acquired characteristics
17which of the following sources of evidence is not commonly used to support the occurrence of evolution?
- Apatterns of embryological development
- Bfossil record
- Chomologies
- Dmutations
- Eempirical data
18which of the following statements is false
- Adifferences in parental investment typically lead to the evolution of males that are competitive
- Bmating guarding is a strategy that may evolve as a result of sperm competition
- Cdifferences in parent investment typically lead to the evolution of females that are choosy in their selection of mates
- Dthe dominant male is the one that usually has the highest reproductive success
- Emales tend to have greater parental investment than females
19which statement regarding the allopatric model of speciation is false?
- Aafter secondary contact, biological barriers to reproduction will appear
- Bthis model requires that all individuals in the population stop breeding
- Cthe first step of the model requires the appearance of a geographic barrier to reproduction
- Dit is a model that suggests how speciation can occur
20which of the following statements is false?
- Aevolution occurs for the good of the species
- Bselection acts on individuals
- Cthere is no intent in evolution
- Dnatural selection is the only process that brings about adaptive evolution
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- Biology Quiz on Exam 3, created by Raquel Balistreri on 09/12/2014.
- Author
- Raquel Balistreri
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- English
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