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Home Q & A Board Biology-Related Homework Help General Biology
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ferry_L ferry_L
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6 years ago
In order to prevent spread of microorganisms from the microbiology laboratory, the room air should be
 
  A. under positive pressure.
  B. under negative pressure.
  C. filtered.
  D. chilled.
  E. under negative pressure AND filtered.


Inanimate objects capable of transferring infectious disease agents are
 
  A. vectors.
  B. fomites.
  C. vehicles.
  D. reservoirs.


Large respiratory droplets typically travel no farther from point of release than
 
  A. 3 meters.
  B. 5 meters.
  C. 1 meter.
  D. 20 meters.


Important sources of contamination in crowded locations are
 
  A. blood.
  B. droplets of saliva or mucus.
  C. restrooms.
  D. kitchens.


The single most important measure to prevent the spread of disease is
 
  A. home cooking.
  B. canning.
  C. pasteurization.
  D. hand washing.
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b3kglennsb3kglenns
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6 years ago
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ferry_L Author
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6 years ago
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