Bio 2010 - Microbiology » Summer 2021 » Lab Quiz 2 (B)

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Question #1
Which of the following is the Shaeffer-Fulton endospore bleach or destain?
A.   safranin
B.   crystal violet
C.   acid alcohol
D.   carbolfuchsin
E.   none of the above is correct
Question #2
Which of the following genus and species from our Microbial Control lab exercise was thermoduric?
A.   Bacillus subtilis
B.   Nisseria sicca
C.   Escherichia coli
D.   Staphylococcus epidermidis
Question #3
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 #4
Which of the following is the indicator used in the Starch Agar test?
A.   Safranin
B.   Spirit Blue pH indicator
C.   Crystal violet
D.   iodine
E.   Loeffler's methylene blue
Question #5
Which of the following is the Shaeffer-Fulton endospore secondary stain?
A.   acid alcohol
B.   safranin
C.   carbolfuchsin
D.   crystal violet

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