NATURAL SELECTION

What is the theory of natural selection?

• differences in traits

• individuals that are better adapted to their environment are more likely to survive and reproduce

• the practice by which humas select plants or animals for breeding based on desired traits

• an inherited trait that helps an organism to survive

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What organism did Darwin study at the Galapagos Island?

• dragons

• tigers

• finches

• dogs

Evolution is a ____ process.

• extince

• fast

• slow

• new

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Which statement best describes selective breeding?

• survival of the fittest

• breeding for a desired trait

• evolution

• none of the above

The more genetic variation a population has, the more likely it is for some individuals to

• migrate

• mutate

• survive

• evolve

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Charles Darwin noticed that the finches of the Galapagos Islands had different shapes and sizes of

• beaks

• wings

• eyes

• color

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A trait that makes a species better suited to survive in its environment is called

• isolation

• natural selection

• adaptation

• variation

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How do you "win" at natural selection?

• survive & reproduce

• go extinct

• survive only

• reproduce only

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A slight difference in an inherited trait between individual members of the same species.

• homologous structures

• adaptations

• variations

• analogous structures

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Which of the following is an English natural scientist who formulated a theory of evolution by natural selection?

• Linnaeus

• Lamarck

• Darwin

• Wallace

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