Laboratory Safety and Equipment Quiz
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Questions and Answers

Which material is laboratory glassware usually manufactured from?

  • Plastic
  • Boro-silicate glass (correct)
  • Ceramic
  • Metal

What should be done with lab coats at the beginning of a lab session?

  • They should be left hanging on the bench
  • Fold them and put them in a drawer
  • They are required to be worn (correct)
  • Not necessary to wear them

What is the recommended temperature for incubating most bacteria in a microbiology laboratory?

  • 20º C°/24-48 hr
  • 35º C°/24-48 hr (correct)
  • 45º C°/24-48 hr
  • 25º C°/5-7 days

Why should long hair be tied back in a laboratory?

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

Why is it important to turn off Bunsen burners when not in use?

<p>To prevent accidents and fires (D)</p> Signup and view all the answers

What is the main purpose of safety glasses in a laboratory?

<p>Eye protection from chemicals and biological material (B)</p> Signup and view all the answers

What is the purpose of an autoclave?

<p>Sterilizing media and culture (B)</p> Signup and view all the answers

At what temperature and pressure does an autoclave operate?

<p>121°C/15-20 min at 15 bars (B)</p> Signup and view all the answers

What is the function of an anaerobic jar?

<p>Creating anaerobic conditions for microorganisms (A)</p> Signup and view all the answers

What is the primary function of a centrifuge?

<p>Depositing particles suspended in fluids (A)</p> Signup and view all the answers

What is the difference between bacteriocidal and bacteriostatic agents?

<p>Bacteriocidal agents kill bacteria while bacteriostatic agents prevent bacterial growth (A)</p> Signup and view all the answers

What is the primary function of an inoculation loop in microbiology?

<p>Transferring microorganism samples (B)</p> Signup and view all the answers

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