Vibrios
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Questions and Answers

Which classification of vibrios is based on their salt requirement?

  • Salt-loving vibrios
  • Nonhalophilic vibrios (correct)
  • Salt-tolerant vibrios
  • Halophilic vibrios

What is the optimum salt concentration for the growth of nonhalophilic vibrios?

  • 7-10% salt
  • 1% salt (correct)
  • Higher salt concentration
  • No salt is required

Which of the following vibrios can tolerate and grow at higher salt concentrations?

  • V. parahaemolyticus (correct)
  • V. mimicus
  • V. cholerae
  • V. alginolyticus

What is the classification of V. cholerae based on?

<p>Serogrouping, biotyping, serotyping and phage typing (C)</p> Signup and view all the answers

Why are typing schemes of great epidemiological importance?

<p>To track outbreaks (D)</p> Signup and view all the answers

Which type of vibrios cannot grow in the absence of salt and can tolerate and grow at higher salt concentrations of up to 7-10%?

<p>Halophilic vibrios (B)</p> Signup and view all the answers

Which type of vibrios can grow without salt, but have an optimum salt concentration of 1% for their growth?

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

Which of the following are examples of nonhalophilic vibrios?

<p>V. cholerae and V. mimicus (B)</p> Signup and view all the answers

Which of the following are examples of halophilic vibrios?

<p>V. parahaemolyticus, V. alginolyticus and V. vulnificus (A)</p> Signup and view all the answers

What is the classification of V. cholerae based on?

<p>Serogrouping, biotyping, serotyping and phage typing (D)</p> Signup and view all the answers

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