Ecological Niches Quiz

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Questions and Answers

Which of the following best describes the fundamental niche of an organism?

  • The subset of the fundamental niche that an organism actually occupies
  • The range of environmental conditions an organism can potentially occupy and use (correct)
  • The range of microhabitats available to an organism
  • The sum of environmental factors that affect the ability of a species to live and reproduce

What is the realized niche of an organism?

  • The range of environmental conditions an organism can potentially occupy and use
  • The sum of environmental factors that affect the ability of a species to live and reproduce
  • The range of microhabitats available to an organism
  • The subset of the fundamental niche that an organism actually occupies (correct)

What determines the niche space of an organism?

  • Host organisms
  • Temperature and salinity
  • Genome and genes (correct)
  • Microhabitats

What allows organisms to exploit new niches?

<p>Genome and genes (B)</p> Signup and view all the answers

Which type of microorganisms are associated with other organisms?

<p>Free-living (B)</p> Signup and view all the answers

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