Bio 2010 - Microbiology » Spring 2023 » Aseptic Transfer Technique

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Question #1
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.   nothing, bacteria cannot grow on the metal loop
B.   nothing, the last person flamed it
C.   flame it again just to be sure.
D.   get a different flame loop
Question #2
Which of the following would be the BEST time to label test tubes and Petri plates?
A.   while you are using them
B.   more than one of the above is correct
C.   after using them
D.   before you use them
E.   none of the above is correct
Question #3
What is the name of the instrument that we MUST use during the aseptic microorganism transfer during our lab activities?
A.   finger
B.   pipettor
C.   flame wand
D.   flame loop
Question #4
How should bottles and test tubes be held during the aseptic transfer technique?
A.   perpendicular to the ceiling
B.   more than one of the above is correct
C.   perpendicular to the table
D.   at an angle
E.   upside down
F.   none of the above is correct
Question #5
Where should Petri dish lids be placed during the aseptic transfer technique?
A.   on the table, facing down
B.   on the table, facing up
C.   in your hand, facing down
D.   more than one of the above is correct
E.   in your hand, facing up
F.   none of the above is correct

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