Microbe Growth and Control Quiz

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Questions and Answers

What is the main difference between disinfection and sterilization?

  • Disinfection and sterilization both only destroy disease agents
  • Disinfection only destroys disease agents, while sterilization kills all forms of life (correct)
  • Disinfection kills all forms of life, while sterilization only destroys disease agents
  • Disinfection and sterilization are the same thing

Which method is the best for controlling microbe growth?

  • Filtration
  • Autoclaving (correct)
  • Radiation
  • Pasteurization

Which chemical method affects the cell membrane of microorganisms?

  • Alkaline
  • Denaturation (correct)
  • PAS
  • Formaldehyde

What is the mode of action of synthetic chemotherapeutic agents?

<p>Binds to the active site directly (D)</p> Signup and view all the answers

What is the first synthetic chemotherapeutic agent used to treat syphilis?

<p>606 (D)</p> Signup and view all the answers

What is the structure of sulfanilamide?

<p>Similar to PABA (B)</p> Signup and view all the answers

Which synthetic chemotherapeutic agent inhibits reactions that require vitamin B6 as a coenzyme?

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

What is the mode of action of AZT?

<p>Inhibits DNA replication (B)</p> Signup and view all the answers

Which chemical method affects proteins of microorganisms?

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

What is the main difference between bactericidal and bacteriostatic agents?

<p>Bactericidal agents kill microorganisms, while bacteriostatic agents inhibit growth (A)</p> Signup and view all the answers

Which method prevents multiplication of microorganisms by lack of water?

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

Which method is good for heat sensitive media or serum?

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

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