Bio 2010 - Microbiology » Spring 2021 » Lab Quiz 2

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Question #1
Which of the following is the Ziehl-Neelsen acid fast bleach or destain stain?
A.   malachite green
B.   crystal violet
C.   safranin
D.   acid alcohol
E.   none of the above is correct
Question #2
Which of the following is the Gram's trapping agent?
A.   Acetone- Alcohol
B.   Safranin
C.   Iodine
D.   Crystal violet
E.   Loeffler's methylene blue
Question #3
Which of the following genus and species from our Microbial Control lab exercise was thermoduric?
A.   Escherichia coli
B.   Bacillus subtilis
C.   Staphylococcus epidermidis
D.   Nisseria sicca
Question #4
From our Microbial Control lab, which of the following chemical agents did we determine to be the BEST inhibitor of both Gram + and Gram - organisms
A.   bleach
B.   lysol
C.   alchol
D.   zephiran chloride
Question #5
Which of the following is the Shaeffer-Fulton endospore bleach or destain?
A.   safranin
B.   crystal violet
C.   carbolfuchsin
D.   acid alcohol
E.   none of the above is correct
Question #6
Which of the following is the Shaeffer-Fulton endospore secondary stain?
A.   acid alcohol
B.   crystal violet
C.   safranin
D.   carbolfuchsin
E.   none of the above is correct
Question #7
Which of the following is the Gram's destain or bleaching reagent?
A.   Acetone- Alcohol
B.   Carbolfuchsin
C.   Loeffler's methylene blue
D.   Crystal violet
E.   Safranin

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