Interference Competition in Ecology
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Questions and Answers

What is the main consequence of interspecific competition mentioned in the text?

  • Increased cooperation between species
  • Improved adaptation of species to their environment
  • Enhanced biodiversity in the ecosystem
  • Decreased likelihood of survival for the less well-adapted species (correct)
  • Which salamander species was designated as endangered due to interspecific competition with the eastern red-backed salamander?

  • Commonwealth of Virginia salamander
  • Eastern red-backed salamander
  • Shenandoah salamander (correct)
  • Cool climate salamander
  • In the microbial world, what do certain microorganisms produce to kill other microorganisms in a competitive environment?

  • Toxins, enzymes, and antibiotics (correct)
  • Enzymes for digestion
  • Nutrient-rich compounds
  • Antibodies
  • Why was the Shenandoah salamander designated as endangered in 1987 by the Commonwealth of Virginia and in 1989 nationally?

    <p>Restricted habitat and competition with eastern red-backed salamanders</p> Signup and view all the answers

    What is one example of an antibacterial agent produced in the microbial world to inhibit bacterial growth?

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

    Why do members of a less well-adapted species have a lower chance of survival in interspecific competition?

    <p>As they may receive less of the resources required for survival</p> Signup and view all the answers

    What action was depicted in the figure involving a scientist collecting a salamander?

    <p>'Preventing extinction due to interspecific competition'</p> Signup and view all the answers

    'The fungus Penicillium genus competes over nutrients with bacteria.' What product does this competition lead to?

    <p>'Production of penicillin'</p> Signup and view all the answers

    'The less well-adapted species may receive less of the resources that both species require.' Why does this lead to decreased chances of survival?

    <p>'It lowers the chance of acquiring essential resources.'</p> Signup and view all the answers

    What is the main reason why interspecific competition often leads to extinction?

    <p>Less well-adapted species receiving fewer resources</p> Signup and view all the answers

    In the microbial world, what strategy do certain microorganisms use to compete with others?

    <p>Production of enzymes, toxins, and antibiotics</p> Signup and view all the answers

    Why was the Shenandoah salamander designated as endangered by the Commonwealth of Virginia and nationally?

    <p>Restricted habitat and anticipated competition with other salamander species</p> Signup and view all the answers

    What role does Penicillium genus play in the microbial world competition?

    <p>It produces antibacterial agents like penicillin</p> Signup and view all the answers

    How does the less well-adapted species in interspecific competition usually fare in terms of resource availability?

    <p>They receive fewer resources</p> Signup and view all the answers

    What is one significant consequence of interspecific competition highlighted in the text?

    <p>Extinction of less well-adapted species</p> Signup and view all the answers

    Which species competes with the Shenandoah salamander due to their preference for cool climates?

    <p>Eastern red-backed salamander</p> Signup and view all the answers

    What action may a scientist take to prevent a species from becoming extinct due to interspecific competition?

    <p>Remove individual organisms from the competing environment</p> Signup and view all the answers

    Why is the Shenandoah salamander well-suited for the cool environment in the park's highest altitudes?

    <p>It prefers a cool climate.</p> Signup and view all the answers

    How does the production of penicillin by the fungus Penicillium genus impact bacterial growth?

    <p>Inhibits bacterial growth</p> Signup and view all the answers

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