Physiological Diversity of Microorganisms Quiz
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Questions and Answers

What is a microorganism?

  • A plant or animal
  • An organism consisting of a single cell or cell cluster (correct)
  • A virus
  • A large, multicellular organism
  • What contributes to the stunning diversity of prokaryotes?

  • Diverse cell morphologies
  • Diverse colonies on agar plates
  • Diverse metabolic pathways
  • All of the above (correct)
  • What is the reason behind the greatest genetic diversity of life from microorganisms?

  • Inferior genetic material in eukaryotic organisms
  • Lack of genetic diversity in eukaryotic organisms
  • Longer evolution period compared to eukaryotic organisms (correct)
  • Shorter evolution period compared to eukaryotic organisms
  • Why do we study microbial diversity?

    <p>To understand the interrelatedness and evolution of organisms</p> Signup and view all the answers

    How many estimated bacterial species exist on the planet?

    <p>Approximately 1,000,000</p> Signup and view all the answers

    An estimated 1,000,000 bacterial species exist on this planet, according to the Global Biodiversity Assessment, yet fewer than ______ have been described. The greatest genetic diversity of life comes from within the world of microorganisms, yet the least is known about them. (https://www.isme-microbes.org/what-microbial-ecology, 2020)

    <p>4500</p> Signup and view all the answers

    Introduction Microbial diversity An na Pr ask á( 20 22 6) diverse cell morphologies, diverse colonies on agar plates; diverse physiologies, diverse metabolic pathways, diverse communities in diverse habitats… reason for this stunning diversity of prokaryotes: some ______ of evolution (2 billions longer than that of eukaryotic organisms)

    <p>3.8 billion years</p> Signup and view all the answers

    Introduction Microbial diversity Why do we study microbial diversity. interrelatedness and ______ of organisms biodiversity and its changes as a result of anthropogenic activities biotechnology vs. pathogenicity, etc.

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

    Component 1: Phylogenetic (taxonomic) diversity (who is there

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

    Microorganisms, especially prokaryotes, represent greatest genetic diversity of life An estimated 1,000,000 bacterial species exist on this planet, according to the Global Biodiversity Assessment, yet fewer than ______ have been described. The greatest genetic diversity of life comes from within the world of microorganisms, yet the least is known about them.

    <p>4500</p> Signup and view all the answers

    Reason for this stunning diversity of prokaryotes: some 3.8 billion years of ______ (2 billions longer than that of eukaryotic organisms)

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

    Interrelatedness and evolution of organisms ______ and its changes as a result of anthropogenic activities biotechnology vs. pathogenicity, etc.

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

    Physiological diversity of microorganisms An na Pr ask á( 20 22 6) diverse cell morphologies, diverse colonies on agar plates; diverse physiologies, diverse metabolic pathways, diverse communities in diverse habitats… reason for this stunning diversity of prokaryotes: some ______ of evolution (2 billions longer than that of eukaryotic organisms)

    <p>3.8 billion years</p> Signup and view all the answers

    An estimated 1,000,000 bacterial species exist on this planet, according to the Global Biodiversity Assessment, yet fewer than 4500 have been described. The greatest genetic diversity of life comes from within the world of microorganisms, yet the least is known about ______.

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

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