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.
carbolfuchsin
B.
crystal violet
C.
safranin
D.
acid alcohol
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.
Escherichia coli
B.
Bacillus subtilis
C.
Staphylococcus epidermidis
D.
Nisseria sicca
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.
zephiran chloride
C.
alchol
D.
lysol
Question #4
Which of the following is the indicator used in the Starch Agar test?
A.
Crystal violet
B.
Safranin
C.
iodine
D.
Spirit Blue pH indicator
E.
Loeffler's methylene blue
Question #5
Which of the following is the Shaeffer-Fulton endospore secondary stain?
A.
acid alcohol
B.
carbolfuchsin
C.
crystal violet
D.
safranin
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