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 (C)</p> Signup and view all the answers

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

<p>Fusiform Bacilli (B)</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 (A)</p> Signup and view all the answers

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

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

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

<p>Pathogen (D)</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 (D)</p> Signup and view all the answers

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

<p>Capnophillic (A)</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 (A)</p> Signup and view all the answers

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