4T051O Practice Test

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  • 1 . When performing blind subcultures, what agar is inoculated?
    Chocolate
  • 2 . The most widely used application of fluorescein-tagged antisera is for the identification of
    group A beta-hemolytic streptococci
  • 3 . Trimethoprim is added to enriched selective media for the culture of N. gonorrhoeae to inhibit
    Proteus spp
  • 4 . Human life expectancy in this century has been increased through the application of discoveries in microbiology by approximately
    50 percent
  • 5 . Not only does refrigeration preserve the viability of most pathogens, it also
    minimizes overgrowth of normal flora
  • 6 . The primary differences between the eukaryote and prokaryote group of cells is the
    nuclear membrane.
  • 7 . Plates are turned upside down after streaking in order to
    prevent contamination by water condensation
  • 8 . What dilution of blood-to-culture broth is sufficient to eliminate the effect of small amounts of antimicrobial agents in the blood at the time of culture?
    1:20
  • 9 . The first notable observation of microbes was made by
    Anton van Leeuwenhoek.
  • 10 . The father of bacteriology is
    Pasteur