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, the last person flamed it
B.   nothing, bacteria cannot grow on the metal loop
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.   before you use them
D.   after using 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 loop
D.   flame wand
Question #4
How should bottles and test tubes be held during the aseptic transfer technique?
A.   more than one of the above is correct
B.   at an angle
C.   perpendicular to the ceiling
D.   upside down
E.   perpendicular to the table
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 up
B.   in your hand, facing up
C.   more than one of the above is correct
D.   on the table, facing down
E.   in your hand, facing down
F.   none of the above is correct

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