Patterns Of Evolution Question Preview (ID: 36536)
Test On Evolution Vocabulary Words.
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Method of determining the age of a fossil by comparing its placement with that of fossils in other layers of rock
a) relative dating
b) radiometric dating
c) radioactive dating
d) absolute dating
Pattern of evolution in which long stable periods are interrupted by brief periods of more rapid change
a) adaptive radiation
b) punctuated equilibrium
c) coevolution
d) covergent evolution
A small portion of a population that is geographically isolated from the rest of the population runs the risk of decreased
a) mutation rate.
b) natural selection
c) genetic drift.
d) genetic variation
Process by which a single species or small group of species evolves into several different forms that live in different ways; rapid growth in the diversity of a group of organisms
a) adaptive radiation
b) convergent evolution
c) coevolution
d) punctuated equilibrium
Process by which unrelated organisms independently evolve similarities when adapting to similar environments
a) coevolution
b) adaptive radiation
c) punctuated equilibrium
d) convergent evolution
A small population of chimpanzees lives in a habitat that undergoes no changes for a long period. How will genetic drift probably affect this population?
a) It will increase the number of alleles for specific traits
b) It will reduce genetic diversity
c) It will accelerate the appearance of new traits
d) It will promote the survival of chimpanzees with beneficial traits
Large-scale evolutionary changes that take place over long periods of time
a) covergent evolution
b) macro evolution
c) coevolution
d) punctuated equilibrium
The reason a dolphin and a shark look sort of the same is because of
a) adaptive radiation
b) punctuated equilibrium
c) covevolution
d) convergent evolution
Which of these best illustrates natural selection?
a) A community whose members work together utilizes all existing resources and migratory routes.
b) The largest organisms in a species receive the only breeding opportunities
c) An organism with favorable genetic variations will tend to survive and breed successfully.
d) A population monopolizes all of the resources in its habitat, forcing other species to migrate.
Which of these would have the least effect on natural selection in a subspecies of giraffes that is geographically isolated from other subspecies of giraffe
a) available food resources
b) available niches
c) chromosome number
d) existing predators
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