Bio 2010 - Microbiology » Summer 2021 » Aseptic Transfer Technique (A)

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Question #1
Which of the following best describes sterile media?
A.   media with low pH
B.   more than one of the above is correct
C.   media free from nutrients
D.   media free from living organisms
E.   none of the above is correct
Question #2
You and your partner were talking during your aseptic transfer activity. You cannot remember if you flamed your flame loop before you opened your first test tube. What should you do in order to avoid contamination?
A.   get a different flame loop
B.   flame it again just to be sure.
C.   nothing, bacteria cannot grow on the metal loop
D.   nothing, the last person flamed it
Question #3
What is the name of the instrument that we MUST use during the aseptic microorganism transfer during our lab activities?
A.   flame loop
B.   flame wand
C.   pipettor
D.   finger
Question #4
Once inoculated with bacteria, how should agar Petri plates be incubated?
A.   sideways
B.   more than one of the above is correct
C.   right side up
D.   upside down
E.   none of the above is correct
Question #5
Which of the following best describes contamination?
A.   oxygen free
B.   presence of carbon dioxide
C.   more than one of the above is correct
D.   presence of microorganisms
E.   presence of oxygen
F.   none of the above is correct

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