Charles Darwin and Evolution Quiz

What did Darwin observe about the finches on the Galapagos Islands?

• They all looked exactly the same

• They varied and adapted to their environments

• They were imported from other regions

• They could speak to humans

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What conclusion did Darwin draw from observing the finches?

• They needed human intervention to survive

• They had not changed over generations

• They had evolved from a common ancestor

• They were unaffected by their environment

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According to Darwin's theory, what are adaptations?

• Changes in color only

• Inherited behaviors or physical traits that aid survival

• Random mutations with no benefits

• Traits that make organisms less competitive

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What does the diagram in the image illustrate about Darwin's finches?

• The color variations of finches

• The size differences among finches

• Beak adaptations to different food sources

• The migration patterns of finches

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What did Darwin infer from his study of fossils and living organisms' bones?

• That fossils are unrelated to living organisms

• That some fossils resembled the bones of living organisms, but with slight differences

• That fossils are younger than living organisms

• That all fossils are identical to bones of living organisms

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What is the primary mechanism Darwin was trying to understand through his experiments?

• Artificial selection

• Natural selection

• Selective breeding

• Genetic mutation

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According to Darwin, what would happen if all offspring in a species survived and reproduced?

• The population would decrease

• There would be enough food for everyone

• Parts of the population would starve

• The species would become less diverse

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What is the result of natural selection over many generations according to Darwin?

• Fewer individuals inherit the helpful traits

• The helpful traits disappear

• More individuals will have the helpful trait since it is passed down

• The population size dramatically increases

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What is natural selection?

• A process where the strongest animals survive

• A process by which individuals that are better adapted to their environment are more likely to survive and reproduce

• A process where all individuals have an equal chance of survival

• A process that ensures survival of the largest number of offspring

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Which of the following is NOT one of the factors identified by Darwin that affects natural selection?

• Overproduction

• Variation

• Competition

• Migration

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