PRACTICAL: MCB 2610 Lab Practical Exam with
Complete Solutions
The __________ method is a quick and easy way to isolate bacteria CORRECT ANS-streak
plate
in what orientation do you incubate the plates after they have been streaked? CORRECT
ANS-agar half on top
what must you do to the loop before every use? CORRECT ANS-flame sterilize your loop
T/F: The last thing you do before leaving the lab is take off your lab coat CORRECT ANS-
False
T/F: When performing a T-streak, the loop goes into the tube 3 times (once for each section of
the plate) CORRECT ANS-False
T/F: You do not heat a pipette in the bunsen burner flame CORRECT ANS-True
what is the first thing you should do following a spill? CORRECT ANS-alert TA
, PRACTICAL: MCB 2610 Lab Practical Exam with
Complete Solutions
Who do you contact to reschedule a lab? CORRECT ANS-one of your TAs or lab supervisor
Where do the test tubes get disposed of? CORRECT ANS-Test tube waste under sink
which of the following is an indirect mode of transmission? CORRECT ANS-cell phone
T/F: When making a smear of the culture, you heat fix the slide before air drying it completely
CORRECT ANS-False
T/F: Washing your hands is the last thing you do when you leave the lab CORRECT ANS-
True
What is the magnification value of the ONLY objective lens that should come in contact with
immersion oil? CORRECT ANS-100x
Complete Solutions
The __________ method is a quick and easy way to isolate bacteria CORRECT ANS-streak
plate
in what orientation do you incubate the plates after they have been streaked? CORRECT
ANS-agar half on top
what must you do to the loop before every use? CORRECT ANS-flame sterilize your loop
T/F: The last thing you do before leaving the lab is take off your lab coat CORRECT ANS-
False
T/F: When performing a T-streak, the loop goes into the tube 3 times (once for each section of
the plate) CORRECT ANS-False
T/F: You do not heat a pipette in the bunsen burner flame CORRECT ANS-True
what is the first thing you should do following a spill? CORRECT ANS-alert TA
, PRACTICAL: MCB 2610 Lab Practical Exam with
Complete Solutions
Who do you contact to reschedule a lab? CORRECT ANS-one of your TAs or lab supervisor
Where do the test tubes get disposed of? CORRECT ANS-Test tube waste under sink
which of the following is an indirect mode of transmission? CORRECT ANS-cell phone
T/F: When making a smear of the culture, you heat fix the slide before air drying it completely
CORRECT ANS-False
T/F: Washing your hands is the last thing you do when you leave the lab CORRECT ANS-
True
What is the magnification value of the ONLY objective lens that should come in contact with
immersion oil? CORRECT ANS-100x
