Evidence of Evolution

1. Which scientist formulated the theory of evolution through natural selection?

• Charles Darwin

• Thomas Malthus

• James Hutton

• Jean-Baptiste Lamarck

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1. Lamarck’s ideas about evolution were wrong because he proposed that

• species change over time

• species descended from other species

• acquired characteristics can be inherited

• species are adapted to their environments

1. Lyell’s Principles of Geology influenced Darwin because it explained how

• organisms change over time

• adaptations occur

• the surface of Earth changes over time

• the Galápagos Islands formed

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1. A farmer’s use of the best livestock for breeding is an example of

• natural selection

• artificial selection

• extinction

• adaptation

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The ability of an individual organism to survive and reproduce in its natural environment is called

• natural selection

• evolution

• descent with modification

• fitness

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Which of the following is an important concept in Darwin’s theory of evolution by natural selection?

• descent with modification

• homologous molecules

• processes that change the surface of Earth

• the tendency toward perfection

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1. Which of the following does NOT provide evidence for evolution?

• fossil record

• natural variation within a species

• geographical distribution of living things

• homologous structures of living organisms

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1. DNA and RNA provide evidence of evolution because

• all organisms have nearly identical DNA and RNA

• no two organisms have exactly the same DNA

• each RNA codon specifies just one amino acid

• in most organisms, the same codons specify the same amino acids.

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1. A bird’s wings are homologous to a(n)

• fish’s tailfin

• alligator’s claws

• dog’s front legs

• mosquito’s wings

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1. What process produced the two different types of beaks shown?

• artificial selection

• natural selection

• geographical distribution

• disuse of the beak

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