Microbiology 020 - General Microbiology » Fall 2020 » Lab Quiz 1

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Question #1
The ubiquity of microorganisms necessitates using aseptic technique to transfer bacteria.
A.   TRUE
B.   FALSE
Question #2
Washing your hands with soap removes all bacteria.
A.   FALSE
B.   TRUE
Question #3
Petri plates can be labeled on either the lid or bottom.
A.   FALSE
B.   TRUE
Question #4
Aseptic technique is important when transferring bacteria to prevent contamination of the bacteria being transferred and self- infection.
A.   TRUE
B.   FALSE
Question #5
An inoculum is a small amount of bacteria used to transplant a culture into sterile media.
A.   FALSE
B.   TRUE
Question #6
Once the melted agar covers the bottoms of the petri dishes, the plates must be moved to the incubator immediately.
A.   FALSE
B.   TRUE
Question #7
Agar plates can be used to study colony morphology.
A.   TRUE
B.   FALSE
Question #8
The iris diaphragm, condenser, and ocular are the three parts of the microscope most critical in controlling light.
A.   FALSE
B.   TRUE
Question #9
Wet mounts are used more often than stained smears to study microbes.
A.   TRUE
B.   FALSE
Question #10
Amount of inoculum is important in making a good smear.
A.   TRUE
B.   FALSE
Question #11
5I's of microbiology are Inoculation, Incubation, Isolation, Inspection, Inversion
A.   TRUE
B.   FALSE
Question #12
Condenser lens controls the intensity of light that strikes the object.
A.   TRUE
B.   FALSE
Question #13
The surface of bacterial cell has an overall negative charge.
A.   TRUE
B.   FALSE
Question #14
Disinfection of the laboratory working area helps counterbalance the ubiquity of microorganisms.
A.   FALSE
B.   TRUE
Question #15
In microbiology, bacterial inoculation refers to the introduction of bacteria into a culture medium.
A.   TRUE
B.   FALSE

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