Microbiology: Probiotics and Bacteriocins
14 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the antibacterial substance produced by Bacillus NM-12?

  • Protease
  • Bacteriocin
  • Defroxamine
  • Siderophore (correct)

Which bacterium is able to colonize and proliferate in the gut of P.monodon larvae?

  • Alteromonas sp.
  • Bacillus S11 (correct)
  • Aeromonas
  • Vibrio E

What is the function of the protease produced by Saccharomyces boulardii?

  • Producing siderophores
  • Inhibiting pathogenic fungi
  • Removing toxin receptors (correct)
  • Exhibiting antibacterial activity

What is the compound produced by Alteromonas sp. (strain 1-2) that inhibits the growth of pathogenic fungi?

<p>2, 3-indolinedione (Isatin) (B)</p> Signup and view all the answers

What is the characteristic of the protein produced by Alteromonas-like bacterium (strain No. 6)?

<p>Thermolabile and high molecular weight (C)</p> Signup and view all the answers

What is the function of Saccharomyces boulardii in relation to diarrheal infections?

<p>Showing a putative immunotherapeutic effect (C)</p> Signup and view all the answers

What is the effect of Lactobacillus on the growth of microorganisms?

<p>They inhibit the growth of microorganisms. (D)</p> Signup and view all the answers

What is the name of the bacteriocin produced by L.lactis?

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

What is the effect of Lactococcus on the growth of Brachionus plicatilis?

<p>It enhances the growth of Brachionus plicatilis. (B)</p> Signup and view all the answers

What is the target of Leuconostoc?

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

What is the effect of Carnobacterium on lactic acid bacteria?

<p>It inhibits the growth of lactic acid bacteria. (C)</p> Signup and view all the answers

What is the mechanism by which Bacillus inhibits the growth of other bacteria?

<p>It competes for nutrients. (B)</p> Signup and view all the answers

What is the effect of Bacillus on resistant bacteria?

<p>It inhibits the growth of resistant bacteria. (A)</p> Signup and view all the answers

What is the role of Lactobacillus in the gut?

<p>It produces lactic acid, which inhibits the proliferation of putrefactive microbes. (A)</p> Signup and view all the answers

More Like This

Probiotics and Cancer
10 questions

Probiotics and Cancer

OptimisticLeopard avatar
OptimisticLeopard
Probiòtics i Antibiòtics
10 questions
Prebiotics, Probiotics, and Gut Health
32 questions
Use Quizgecko on...
Browser
Browser