Morphological Classification of Bacteria Quiz
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Questions and Answers

Which of the following terms describes cocci in grape-like clusters?

  • Streptococci
  • Staphylococci (correct)
  • Monococci
  • Diplococci
  • What is the term for spherical or oval cells that occur in pairs?

  • Diplococci (correct)
  • Monococci
  • Tetrad
  • Streptococci
  • What term is used for rigid organisms resembling fungi and exhibiting branching?

  • Cocci
  • Spirochaetes
  • Bacilli
  • Actinomycetes (correct)
  • How are rod-shaped bacteria described based on their arrangement as a group of four?

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

    Which of the following describes non-branched microorganisms of spiral shape with several coils?

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

    What term is used to describe rod-shaped bacteria arranged in a chain?

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

    Which of the following bacteria lacks a rigid cell wall?

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

    Which bacteria are regarded as obligate parasites and were once considered closely related to viruses?

    <p>Rickettsiae and Chlamydiae</p> Signup and view all the answers

    Which bacteria are aerobic rods and known for causing life-threatening pneumonia?

    <p>Bacillus anthracis</p> Signup and view all the answers

    Which bacteria is associated with food poisoning and has two distinct forms: emetic and diarrheal?

    <p>Bacillus cereus</p> Signup and view all the answers

    Which bacteria is an example of a microaerophilic organism that grows under reduced oxygen?

    <p>Campylobacter jejuni</p> Signup and view all the answers

    Which bacteria is known for producing highly heat-resistant spores and causing botulism?

    <p>Clostridium botulinum</p> Signup and view all the answers

    Which bacteria is primarily a disease of herbivores but can also cause infection in humans?

    <p>Bacillus anthracis</p> Signup and view all the answers

    Which bacteria produces a neurotoxin that gets absorbed into the body as the vegetative cells multiply?

    <p>Clostridium botulinum</p> Signup and view all the answers

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