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MICRO-1420 ADAMS LAB QUIZ 2 REVIEW

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98 questions
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  • Q1
    What component of citrate media is selective?
    Phenol red
    Nothing
    Bromothymol blue
    Citrate
    30s
  • Q2
    Which component of citrate media is differential?
    Citrate
    More than one of these answers
    Bromothymol blue
    None of these answers
    30s
  • Q3
    The purpose of citrate testing is to determine if an organism can use citrate as an electron source.
    True
    False
    20s
  • Q4
    A citrate test result with no color change but there is growth would be interpreted as ___________.
    Negative (-)
    Positive (+)
    Inconclusive
    30s
  • Q5
    A citrate test result with a blue color change would be interpreted as _________________.
    Negative (-)
    Inconclusive
    Positive (+)
    20s
  • Q6
    Pictured is a result for citrate, how would this be interpreted?
    Question Image
    Positive (+)
    Inconclusive
    Negative (-)
    20s
  • Q7
    Pictured is a result for citrate, how would this be interpreted?
    Question Image
    Positive (+)
    Negative (-)
    Inconclusive
    20s
  • Q8
    What is the pH indicator in phenol red fermentation testing?
    Bromothymol blue
    Methyl red
    Phenol red
    None of the above
    30s
  • Q9
    Pictured is a result for phenol red fermentation, how would this be interpreted?
    Question Image
    Inconclusive
    A/-
    -/-
    A/G
    20s
  • Q10
    Pictured is a result for phenol red fermentation, how would this be interpreted?
    Question Image
    Inconclusive
    A/G
    A/-
    -/-
    20s
  • Q11
    Pictured is a result for phenol red fermentation, how would this be interpreted?
    Question Image
    Inconclusive
    -/-
    A/-
    A/G
    20s
  • Q12
    What is the purpose of the phenol red fermentation test?
    To determine pH
    To determine organisms' ability to ferment different carbohydrates
    To determine color change
    To determine organisms' ability to produce alcohol
    30s
  • Q13
    What color does the media start in phenol red fermentation?
    Yellow
    Orange
    Pink
    Red
    30s
  • Q14
    What is the pH indicator used in MR testing?
    Bromothymol blue
    Methyl red
    Malachite green
    Phenol red
    30s
  • Q15
    What color does the media start in MR/VP?
    Yellow/straw
    Orange
    Pink
    Red
    30s

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