1. Chapter 15 a
Darwin’s Thinking
Life’s Diversity
Darwin’s Case
Darwin’s Case
Darwin’s Case
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FINAL ROUND

2. Life’s Diversity: $100 Question
Question: Darwin noticed that many organisms seemed well suited to
a. Being preserved as fossils.
b. Swimming from South America to the Galapagos Islands.
c. Surviving in the environment they inhabited.
d. Providing humans with food.
ANSWER
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3. Life’s Diversity: $100 Answer
Question: Darwin noticed that many organisms seemed well suited to
a. Being preserved as fossils.
b. Swimming from South Americ to the Galapagos Islands.
c. Surviving in the environment they inhabited.
d. Providing humans with food.
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4. Life’s Diversity: $200 Question
Question: On the Galapagos Islands, Darwin observed
a. Completely unrelated species on each of the islands.
b. Species completely unrelated to those found in South America.
c. Species exactly like those found on each of the islands.
d. Somewhat similar species, with traits that suited their particular environments.
ANSWER
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5. Life’s Diversity: $200 Answer
Question: On the Galapagos Islands, Darwin observed
a. Completely unrelated species on each of the islands.
b. Species completely unrelated to those found in South America.
c. Species exactly like those found on each of the islands.
d. Somewhat similar species, with traits that suited their particular environments.
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6. Life’s Diversity: $300 Question
Question: The species of finches that Darwin found in the Galapagos Islands displayed different structural adaptations. One of the adaptations that Darwin noted was the
a. Similarities of the birds’ embryos.
b. birds’ different-shaped beaks.
c. Length of the birds’ necks.
d. Number of eggs in each birds’ nest.
ANSWER
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7. Life’s Diversity: $300 Answer
Question: The species of finches that Darwin found in the Galapagos Islands displayed different structural adaptations. One of the adaptations that Darwin noted was the
a. Similarities of the birds’ embryos.
b. birds’ different-shaped beaks.
c. Length of the birds’ necks.
d. Number of eggs in each birds’ nest.
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8. Life’s Diversity: $400 Question
Question: Based on the adaptations Darwin observed in finches and tortoises in the Galapagos, he wondered
a. If species living on different islands had once been members of the same species.
b. If finches and tortoises had originated from the same ancestral species.
c. If all birds on the different islands were finches.
d. Why all tortoises on the different islands were identical.
ANSWER
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9. Life’s Diversity: $400 Answer
Question: Based on the adaptations Darwin observed in finches and tortoises in the Galapagos, he wondered
a. If species living on different islands had once been members of the same species.
b. If finches and tortoises had originated from the same ancestral species.
c. If all birds on the different islands were finches.
d. Why all tortoises on the different islands were identical.
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10. Life’s Diversity: $500 Question
Question: Darwin began to formulate his concept of evolution by natural selection after
Experimentation with animals.
Observations of many species and their geographical location.
Reading the writings of Wallace.
Agreeing with Lamarck about the driving force behind evolution.
ANSWER
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11. Life’s Diversity: $500 Answer
Question: Darwin began to formulate his concept of evolution by natural selection after
Experimentation with animals.
Observations of many species and their geographical location.
Reading the writings of Wallace.
Agreeing with Lamarck about the driving force behind evolution.
BACK TO GAME

12. Manipulating DNA: $100 Question
Question: James Hutton’s and Charles Lyell’s work suggests that
a. Earth is many millions of years old.
b. Earth is several thousand years old.
c. All fossils were formed in the last 1000 years.
d. All rocks on Earth contain fossils.
ANSWER
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13. Darwin’s Thinking: $100 Answer
Question: James Hutton’s and Charles Lyell’s work suggests that
a. Earth is many millions of years old.
b. Earth is several thousand years old.
c. All fossils were formed in the last 1000 years.
d. All rocks on Earth contain fossils.
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14. Darwin’s Thinking: $200 Question
Question: In the 1800s, Lyell emphasized that
a. The human population will outgrow the available food supply.
b. Earth is a few thousand years old.
c. Past geological events must be explained in terms of processes observable today.
d. All populations evolve through natural selection.
ANSWER
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15. Darwin’s Thinking: $200 Answer
Question: In the 1800s, Lyell emphasized that
a. The human population will outgrow the available food supply.
b. Earth is a few thousand years old.
c. Past geological events must be explained in terms of processes observable today.
d. All populations evolve through natural selection.
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16. Darwin’s Thinking: $300 Question
Question: One scientist who attempted to explain how rock layers form and change over time was
a. Thomas Malthus
b. Jean-Baptiste Lamarck
c. Charles Darwin
d. James Hutton
ANSWER
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17. Darwin’s Thinking: $300 Answer
Question: One scientist who attempted to explain how rock layers form and change over time was
a. Thomas Malthus
b. Jean-Baptiste Lamarck
c. Charles Darwin
d. James Hutton
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18. Darwin’s Thinking: $400 Question
Question: The economist Thomas Malthus suggested that
a. In the human population, people die faster than babies are born.
b. There would soon be insufficient food for the growing human population.
c. The majority of a species’ offspring die.
d. In the 1700s, England needed more housing.
ANSWER
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19. Darwin’s Thinking: $400 Answer
Question: The economist Thomas Malthus suggested that
a. In the human population, people die faster than babies are born.
b. There would soon be insufficient food for the growing human population.
c. The majority of a species’ offspring die.
d. In the 1700s, England needed more housing.
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20. Darwin’s Thinking: $500 Question
Question: James Hutton’s and Charles Lyell’s work was important to Darwin because these scientists
a. Explained volcanoes and earthquakes.
b. Explained all geologic events on Earth.
c. Suggested that Earth was old enough for evolution to have occurred.
d. Refuted the work of Lamarck, which was based on misunderstandings.
ANSWER
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21. Darwin’s Thinking: $500 Answer
Question: James Hutton’s and Charles Lyell’s work was important to Darwin because these scientists
a. Explained volcanoes and earthquakes.
b. Explained all geologic events on Earth.
c. Suggested that Earth was old enough for evolution to have occurred.
d. Refuted the work of Lamarck, which was based on misunderstandings.
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22. Darwin’s Case: $100 Question
Question: In 1859, Darwin published his revolutionary scientific ideas in a work titled
a. Evolution of Species.
b. Essay on the Principle of Population.
c. On the Origin of Species
d. Principles of Evolution
ANSWER
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23. Darwin’s Case: $100 Answer
Question: In 1859, Darwin published his revolutionary scientific ideas in a work titled
a. Evolution of Species.
b. Essay on the Principle of Population.
c. On the Origin of Species
d. Principles of Evolution
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24. Darwin’s Case: $200 Question
Question: When Charles Darwin returned from the voyage of the Beagle, he
a. Copied the evolutionary theory of Wallace.
b. Wrote about his ideas but waited many years to publish them.
c. Realized his ideas but waited many years to publish them.
d. Immediately published his ideas about evolution.
ANSWER
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25. Darwin’s Case: $200 Answer
Question: When Charles Darwin returned from the voyage of the Beagle, he
a. Copied the evolutionary theory of Wallace.
b. Wrote about his ideas but waited many years to publish them.
c. Realized his ideas but waited many years to publish them.
d. Immediately published his ideas about evolution.
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26. Darwin’s Case: $300 Question
Question: When farmers select animals or plants to use for breeding, they look for
a. Species that are perfect and unchanging.
b. Natural variations that are present in a species.
c. Homologous structures.
d. Characteristics acquired during the lifetime of the organism.
ANSWER
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27. Darwin’s Case: $300 Answer
Question: When farmers select animals or plants to use for breeding, they look for
a. Species that are perfect and unchanging.
b. Natural variations that are present in a species.
c. Homologous structures.
d. Characteristics acquired during the lifetime of the organism.
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28. Darwin’s Case: $400 Question
Question: Which statement about the members of a population that live long enough to reproduce is consistent with the theory of natural selection?
a. They transmit characteristics acquired by use and disuse to their offspring.
b. They tend to produce fewer offspring than others in the population.
c. They will perpetuate unfavorable changes in the species.
d. They are the ones that are best adapted to survive in their environment.
ANSWER
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29. Darwin’s Case: $400 Answer
Question: Which statement about the members of a population that live long enough to reproduce is consistent with the theory of natural selection?
a. They transmit characteristics acquired by use and disuse to their offspring.
b. They tend to produce fewer offspring than others in the population.
c. They will perpetuate unfavorable changes in the species.
d. They are the ones that are best adapted to survive in their environment.
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30. Darwin’s Case: $500 Question
Question: According to Darwin’s theory of natural selection, the individuals that tend to survive are those that have
a. Characteristics their parents acquired by sue and disuse.
b. Characteristics that plant and animal breeders value.
c. The greatest number of offspring.
d. Variations best suited to the environment.
ANSWER
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31. Darwin’s Case: $500 Answer
Question: According to Darwin’s theory of natural selection, the individuals that tend to survive are those that have
a. Characteristics their parents acquired by sue and disuse.
b. Characteristics that plant and animal breeders value.
c. The greatest number of offspring.
d. Variations best suited to the environment.
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32. Darwin’s Case: $100 Question
Question: Charles Darwin called the ability of an organism to survive and reproduce in its specific environment
a. fitness
b. diversity
c. adaptation
d. evolution
ANSWER
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33. Darwin’s Case: $100 Answer
Question: Charles Darwin called the ability of an organism to survive and reproduce in its specific environment
a. fitness
b. diversity
c. adaptation
d. evolution
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34. Darwin’s Case: $200 Question
Question: When a farmer breeds only his best livestock, the process involved is
a. Natural selection
b. Artificial variation
c. Survival of the fittest
d. Artificial selection
ANSWER
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35. Darwin’s Case: $200 Answer
Question: When a farmer breeds only his best livestock, the process involved is
a. Natural selection
b. Artificial variation
c. Survival of the fittest
d. Artificial selection
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36. Darwin’s Case: $300 Question
Question: Modern sea star larvae resemble some primitive vertebrate larvae. This similarity may suggest that primitive vertebrates
a. Share a common ancestor with the sea star.
b. Evolved before the sea star.
c. Belong to the same species as sea stars.
d. Evolved from sea stars.
ANSWER
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37. Darwin’s Case: $300 Answer
Question: Modern sea star larvae resemble some primitive vertebrate larvae. This similarity may suggest that primitive vertebrates
a. Share a common ancestor with the sea star.
b. Evolved before the sea star.
c. Belong to the same species as sea stars.
d. Evolved from sea stars.
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38. Darwin’s Case: $400 Question
Question: People of Charles Darwin’s time understood that fossils
a. Were evidence for the evolution of life on Earth.
b. Were unrelated to living species.
c. Were available for every organism that ever lived.
d. Were preserved remains of ancient organisms.
ANSWER
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39. Darwin’s Case: $400 Answer
Question: People of Charles Darwin’s time understood that fossils
a. Were evidence for the evolution of life on Earth.
b. Were unrelated to living species.
c. Were available for every organism that ever lived.
d. Were preserved remains of ancient organisms.
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40. Darwin’s Case: $500 Question
Question: The number and location of bones of many fossil vertebrates are similar to those in living vertebrates. Most biologists would probably explain this fact on the basis of
a. The needs of the organisms.
b. a common ancestor.
c. The struggle for existence.
d. The inheritance of acquired traits.
ANSWER
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41. Darwin’s Case: $500 Answer
Question: The number and location of bones of many fossil vertebrates are similar to those in living vertebrates. Most biologists would probably explain this fact on the basis of
a. The needs of the organisms.
b. a common ancestor.
c. The struggle for existence.
d. The inheritance of acquired traits.
BACK TO GAME

42. Darwin’s Case: $100 Question
Question: Charles Darwin viewed the fossil record as
a. Evidence that Earth was thousands of years old.
b. Interesting but unrelated to the evolution of modern species.
c. Evidence that traits are acquired through use or disuse.
d. A detailed record of evolution.
ANSWER
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43. Darwin’s Case: $100 Answer
Question: Charles Darwin viewed the fossil record as
a. Evidence that Earth was thousands of years old.
b. Interesting but unrelated to the evolution of modern species.
c. Evidence that traits are acquired through use or disuse.
d. A detailed record of evolution.
BACK TO GAME

44. Darwin’s Case: $200 Question
Question: The hypothesis that species change over time by natural selection was proposed by
a. James Hutton.
b. Thomas Malthus.
c. Jean-Baptiste Lamarck.
d. Charles Darwin.
ANSWER
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45. Darwin’s Case: $200 Answer
Question: The hypothesis that species change over time by natural selection was proposed by
a. James Hutton.
b. Thomas Malthus.
c. Jean-Baptiste Lamarck.
d. Charles Darwin.
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46. Darwin’s Case: $300 Question
Question: Charles Darwin’s theory of evolution explains all of the following EXCEPT
a. How species become extinct.
b. How species change over time.
c. How inherited traits are passed from parent to offspring.
d. How evolution takes place in the natural world.
ANSWER
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47. Darwin’s Case: $300 Answer
Question: Charles Darwin’s theory of evolution explains all of the following EXCEPT
a. How species become extinct.
b. How species change over time.
c. How inherited traits are passed from parent to offspring.
d. How evolution takes place in the natural world.
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48. Darwin’s Case: $400 Question
Question: Which phrase best defines evolution by natural selection?
a. An adaptation of a species to its environment.
b. A sudden replacement of one population by another.
c. Changes in a species as it becomes more perfect.
d. A process of change in species over time.
ANSWER
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49. Darwin’s Case: $400 Answer
Question: Which phrase best defines evolution by natural selection?
a. An adaptation of a species to its environment.
b. A sudden replacement of one population by another.
c. Changes in a species as it becomes more perfect.
d. A process of change in species over time.
BACK TO GAME

50. Darwin’s Case: $500 Question
Question: The same kinds of cells that grow in similar patterns in different but related organisms produce
a. The same kind of embryos
b. Natural variations in a population.
c. Homologous structures such as wings and arms.
d. Descent with modifications.
ANSWER
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51. Darwin’s Case: $500 Answer
Question: The same kinds of cells that grow in similar patterns in different but related organisms produce
a. The same kind of embryos
b. Natural variations in a population.
c. Homologous structures such as wings and arms.
d. Descent with modifications.
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52. a. Examples of fish bones. b. Acquired traits.
FINAL ROUND Question
Question: In humans, the pelvis and femur, or thigh bone, are involved in walking. In whales, the pelvis and femur are
a. Examples of fish bones.
b. Acquired traits.
c. Examples of natural variation.
d. Vestigial structures.
ANSWER
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53. a. Examples of fish bones. b. Acquired traits.
FINAL ROUND Answer
Question: In humans, the pelvis and femur, or thigh bone, are involved in walking. In whales, the pelvis and femur are
a. Examples of fish bones.
b. Acquired traits.
c. Examples of natural variation.
d. Vestigial structures.
BACK TO GAME