Microbial Ecology and Symbiotic Relationships Quiz
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Questions and Answers

What term is used to describe the association between ascomycetes and certain genera of green algae or cyanobacteria?

  • Commensalism
  • Symbiosis (correct)
  • Mutualism
  • Parasitism
  • Which type of host harbors the infective stage of a parasite?

  • Definitive host
  • First intermediate host
  • Second intermediate host (correct)
  • Reservoir host
  • What term describes a symbiotic relationship where different microorganisms occupy the same ecological niche without affecting each other?

  • Neutralism (correct)
  • Synergism
  • Parasitism
  • Commensalism
  • Which category of parasites attaches to the skin or invades the superficial tissues of the host's body?

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

    What type of microorganisms are considered resident on the skin?

    <p>Normal flora</p> Signup and view all the answers

    Which factor affects the skin's microflora by driving many resident microbiota into a dormant state?

    <p>Lack of moisture</p> Signup and view all the answers

    What is the main focus of microbial ecology?

    <p>Interactions between microorganisms and the world around them</p> Signup and view all the answers

    Which term describes the relationship in which one organism benefits while the other is neither harmed nor helped?

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

    What is the characteristic of commensalism?

    <p>One organism benefits while the other is neither harmed nor helped</p> Signup and view all the answers

    Which type of symbiosis involves one organism remaining outside the other?

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

    What defines mutualism as a symbiotic relationship?

    <p>Both symbionts are metabolically dependent on each other</p> Signup and view all the answers

    What do symbionts refer to in the context of symbiotic relationships?

    <p>Any organism that spends part of its life associated with a different species</p> Signup and view all the answers

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