Microbiology - Bacteria Classification in Plaque
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Questions and Answers

Which staining technique is used for identifying bacteria?

  • Methylene blue staining
  • Safranin staining
  • Gram staining (correct)
  • Crystal violet staining
  • Which of the following bacteria is spherical in shape and found in clusters or chains?

  • Bacilli
  • Cocci (correct)
  • Actinomyces
  • Spirochaetes
  • Which bacteria are known for their wavy or corkscrew shape?

  • Spirochaetes (correct)
  • Leptothrix
  • Streptococci
  • Actinomyces
  • Which of the following is an example of filamentous bacteria?

    <p>Actinomyces Viscosus</p> Signup and view all the answers

    Which bacteria are rod-shaped with some having tapered ends resembling cigars?

    <p>Fusiform Bacilli</p> Signup and view all the answers

    What term is used to classify bacteria based on their ability to grow in the presence or absence of oxygen?

    <p>Facultative Anaerobes</p> Signup and view all the answers

    Which staining method is used to make bacteria visible under a light microscope?

    <p>Gram stain</p> Signup and view all the answers

    What term is used to describe an organism capable of causing disease?

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

    What is the term used for organisms that can exist in an environment without causing problems?

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

    Which type of bacteria require small amounts of oxygen for growth?

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

    What term describes bacteria that can revert to their original form once favorable conditions return?

    <p>Spore-forming</p> Signup and view all the answers

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