Understanding Darwin's Theory of Natural Selection
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Questions and Answers

What did Darwin coin the term 'fitness' to refer to?

  • An organism's ability to survive and reproduce (correct)
  • The intelligence of an organism
  • The lifespan of an organism
  • The physical strength of an organism

    • What did Darwin infer from his knowledge of artificial selection?

  • That natural selection could not change species over time
  • That natural selection had no effect on the evolution of species
  • That natural selection could change domestic species over time (correct)
  • That artificial selection was more powerful than natural selection

    • What did Darwin think might happen if a species changed enough?

  • The species would evolve into a new species (correct)
  • The species would become extinct
  • The species would become more fit for its environment
  • The species would remain unchanged

    • What did Darwin know about variations in offspring?

    <p>Offspring with certain variations can be inherited</p> Signup and view all the answers

    What did Darwin call the type of selection where nature selects the variations that are most useful?

    <p>Natural selection</p> Signup and view all the answers

    Which early scientists contributed to shaping and developing evolutionary thought?

    <p>Charles Darwin, Jean-Baptiste Lamarck, and Alfred Russel Wallace</p> Signup and view all the answers

    Who proposed that the forces shaping the planet today have operated continuously throughout its history?

    <p>Charles Darwin</p> Signup and view all the answers

    Which early scientist recognized that living things changed over time and proposed the idea of Lamarckism?

    <p>Jean Baptiste Lamarck</p> Signup and view all the answers

    In Lamarckism, how were characteristics acquired by an animal during its lifetime believed to be passed on?

    <p>Through inheritance of acquired characteristics</p> Signup and view all the answers

    What did Jean Baptiste Lamarck believe could be passed on to offspring based on an animal's acquired characteristics?

    <p>Traits acquired through struggle or need</p> Signup and view all the answers

    What did Charles Darwin publish in 1859 that outlined his theory of evolution?

    <p>'On the Origin of Species'</p> Signup and view all the answers

    Which event influenced Charles Darwin's development of his theory of evolution?

    <p>His observations during a voyage around the world</p> Signup and view all the answers

    What was the name of Charles Darwin's groundbreaking book published in 1859?

    <p>On the Origin of Species by Means of Natural Selection</p> Signup and view all the answers

    What observation did Darwin make about plant and animal species on the Galapagos Islands?

    <p>Each island had unique rainfall, vegetation, and species</p> Signup and view all the answers

    What concept did Darwin propose as the mechanism for evolution?

    <p>Natural Selection</p> Signup and view all the answers

    What key idea did Charles Darwin take from Malthus to support his theory of evolution?

    <p>Struggle for existence due to limited resources</p> Signup and view all the answers

    Why did Darwin consider Earth's age to be an important factor in his theory of evolution?

    <p>To provide enough time for the diversity of life to evolve</p> Signup and view all the answers

    How did Darwin's observations on the Galapagos Islands influence his theory of evolution?

    <p>He noticed unique species adapted to different environments on each island</p> Signup and view all the answers

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