Microbiology Figure Identification Quiz
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Questions and Answers

What is a characteristic of bacteria that can be considered a pro?

  • Ecologically diverse
  • Complexity
  • Low adaptability
  • Metabolically diverse (correct)
  • Which layer of soil typically has the lowest level of microbial activity?

  • O horizon (correct)
  • B horizon
  • A horizon
  • C horizon
  • What is a characteristic of eukaryotes that sets them apart from bacteria and archaea?

  • Simplicity
  • Complexity (correct)
  • High adaptability
  • Metabolically diverse
  • In a microbial ecosystem, what determines the species richness and abundance?

    <p>Types and quantities of nutrients available</p> Signup and view all the answers

    What distinguishes red algae from green algae in terms of their living locations in the ocean?

    <p>Red algae live deep in the ocean whereas green algae live near the surface.</p> Signup and view all the answers

    Which microorganism group is known for its simplicity but high adaptability?

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

    What is a characteristic feature of Mycobacteria colonies?

    <p>Cord-like morphology due to mycolic acids</p> Signup and view all the answers

    Which of the following is a unique feature of Streptomycetes?

    <p>Mold-like morphology and antibiotic production</p> Signup and view all the answers

    What is the Gram staining result for Mycoplasma?

    <p>Gram-negative due to their lack of cell walls</p> Signup and view all the answers

    Which of the following is a unique feature of hyperthermophilic bacteria?

    <p>Production of ether-linked lipids, like Archaea</p> Signup and view all the answers

    Which of the following bacteria is known for its efficient DNA repair mechanisms?

    <p>Deinococcus radiodurans</p> Signup and view all the answers

    What is the characteristic infection cycle of Chlamydia?

    <p>Transition between metabolically active and inactive forms</p> Signup and view all the answers

    Based on the genome data, what is the most likely energy production pathway utilized by this bacterium?

    <p>Glycolysis and fermentation</p> Signup and view all the answers

    What does the absence of biosynthetic pathways for amino acids in the bacterium's genome imply?

    <p>It must acquire amino acids from its host</p> Signup and view all the answers

    What is the likely evolutionary history of this bacterium based on its genome reduction?

    <p>It is an obligate intracellular pathogen</p> Signup and view all the answers

    Which nutrient cycle is most directly impacted by the metabolic capabilities of this bacterium?

    <p>Carbon cycle</p> Signup and view all the answers

    Which of the following statements best describes the redox cycle involvement of this bacterium?

    <p>It performs anaerobic fermentation</p> Signup and view all the answers

    What cultivation method would be most suitable for growing this bacterium in a laboratory setting?

    <p>Co-culture with its host organism</p> Signup and view all the answers

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