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Environmental Science NE466 Lecture 5: Ecological Stability
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Environmental Science NE466 Lecture 5: Ecological Stability

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Questions and Answers

Which term refers to the ability of a system to absorb small disturbances and prevent amplification?

  • Resistance (correct)
  • Resilience
  • Response
  • Robustness
  • Based on the text, which type of disturbance produces a permanent alteration in the system?

  • Type I
  • Type IV
  • Type II
  • Type III (correct)
  • From the text, what is defined as the magnitude of change in response to disturbance?

  • Resistance
  • Robustness
  • Resilience
  • Response (correct)
  • What is emphasized as critical to an evaluation of ecosystem responses to disturbance?

    <p>Temporal and spatial scales</p> Signup and view all the answers

    What is the amount of disturbance a system can absorb without flipping to an alternative state, based on the text?

    <p>Robustness</p> Signup and view all the answers

    What term is often used in reference to the response of an ecosystem to a disturbance?

    <p>Stability</p> Signup and view all the answers

    According to Lewontin (1969), when is a system considered to be globally stable?

    <p>When it returns following any degree of disturbance</p> Signup and view all the answers

    What term has been used by ecologists to describe the ability of a system to resist displacement from its initial state when subject to perturbation?

    <p>Inertia</p> Signup and view all the answers

    What term has been applied to the ability of an ecosystem to recover to the initial state after disturbance?

    <p>Resistance</p> Signup and view all the answers

    Which term has been used by Boesch (1974), Harrison (1979), Pimm (1984), and others to describe the ability of a system to resist displacement from its initial state?

    <p>Resistance</p> Signup and view all the answers

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