Symbiotic Relationships: Parasitism, Commensalism, and Mutualism
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Questions and Answers

Which type of symbiotic relationship involves one organism benefiting while the other is unaffected?

  • Predation
  • Mutualism
  • Commensalism (correct)
  • Parasitism

    • In mutualism, the relationship between species is characterized by:

  • Both species benefiting. (correct)
  • One species killing and eating another species.
  • One species living in or on another species.
  • One species benefiting at the expense of the other.

    • Which type of organism interaction involves two organisms striving to obtain the same limited resource?

  • Commensalism
  • Competition (correct)
  • Predation
  • Parasitism

    • Which term refers to an animal killing and eating another animal?

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

    What is the distinguishing feature of ectoparasites?

    <p>They live on the surface of their host.</p> Signup and view all the answers

    Match the type of organism interaction with its description:

    <p>Predation = One animal kills and eats another Competition = Two organisms strive for the same limited resource Mutualism = Relationship where both species benefit Parasitism = One organism lives in or on another to derive nourishment</p> Signup and view all the answers

    Match the type of parasitism with its example:

    <p>Ectoparasites = Live on the surface of their host Endoparasites = Live inside their host Tapeworm = Example of an endoparasite Fleas = Example of an ectoparasite</p> Signup and view all the answers

    Match the type of symbiotic relationship with its characteristic:

    <p>Commensalism = One organism benefits while the other is unaffected Mutualism = Both species are benefited, often obligatory Parasitism = One organism lives in or on another to derive nourishment Evolution from Parasitism to Commensalism = Commensalism can evolve from parasitism</p> Signup and view all the answers

    Match the kind of organism interaction with its example:

    <p>Predation = Lions &amp; zebras Competition = Two organisms striving for the same limited resource Mutualism = Honeybees &amp; flowers Endoparasites = Bacteria living inside their host</p> Signup and view all the answers

    Match the conversion process with its description:

    <p>Conversion of heat towards heat (unidirectional) = Heat moving in one direction only Conversion of materials towards waste (cycle) = Materials being transformed into waste in a cyclical process Predation = Process where one animal kills and eats another Competition = Striving for the same limited resource, causing harm to both organisms</p> Signup and view all the answers

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