Isle Royale Predator-Prey Relationship Quiz
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Questions and Answers

What is one of the key factors that cause the moose population to decrease on Isle Royale?

  • Limited food availability due to overpopulation (correct)
  • High birth rate exceeding the death rate
  • Decrease in wolves' death rate
  • Introduction of a disease from mainland

    • Why did the wolf population decrease on Isle Royale after the drop in the number of predators?

  • Moose population not being enough to sustain them (correct)
  • Introduction of a virus from the mainland
  • Higher birth rate than death rate
  • Decrease in moose population

    • What effect did the winter ticks infestation have on the densely packed moose population?

  • Led to an increase in plant consumption
  • Decreased their birth rate
  • Caused hair loss and weakness (correct)
  • Increased their resistance to predators

    • How did the virus introduced to Isle Royale impact the wolf population?

    <p>Wiped out all but 14 wolves</p> Signup and view all the answers

    What is a consequence of wolves beginning to starve as the moose population decreases?

    <p>Decrease in the wolf population</p> Signup and view all the answers

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