Video Quiz: The Making of a Theory

When did Darwin and Wallace go on their research expeditions?

• 1859

• 1832

• 1852

• None of the above

What was the predominant view about the origin of species in the mid-1800s?

• Evolution by natural selection

• Special creation

• Origin of species by chance

• None of the above

What did Darwin notice about the tortoises and mockingbirds?

• They were similar in appearance

• They were different in appearance

• They were similar in behavior

• None of the above

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Why was Darwin reluctant to share his ideas?

• He lacked evidence

• They were in opposition to the widely accepted idea of special creation

• He was unsure of his ideas

• None of the above

When did Wallace and Darwin meet?

• 1859

• 1832

• 1853

• None of the above

What did Wallace conclude about where new species arise?

• New species arise near similar species

• New species arise by chance

• New species arise from special creation

• None of the above

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What observations and facts did Wallace use to support his idea?

• Patterns of distribution of species, variations among species, and vestigial structures

• Fossils of species that were similar to, but different from, modern species

• Differences among animals that lived on different islands

• None of the above

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Who else influenced Wallace’s thinking?

• Charles Darwin

• Thomas Malthus

• Charles Lyell

• None of the above

Who formulated the theory of evolution by natural selection?

• Darwin and Wallace

• Thomas Malthus

• Charles Lyell

• None of the above

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What was Darwin's voyage on the HMS Beagle about?

• To discover the origin of species

• To study the patterns of distribution of species

• To explore South America and the Galápagos Islands

• None of the above