Past Quiz Questions Flashcards

1
Q

T/F Flip-Flop sandals are permitted in the laboratory when it is just microscope work.

A

false

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2
Q

T/F White trays are only needed when working with stains in the lab.

A

False

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3
Q

T/F Pathogenic bacteria will be studied through this course

A

True

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4
Q

T/F Eating and drinking are permitted in the lab when items are in a re-sealable container

A

false

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5
Q

Which biosaftey level i s appropriate when handling body fluids in Microbiology Lab (our class)?

A

BSL 2

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6
Q

Know the different parts of the microscope!

A

look up in lab notes

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7
Q

Ability of lens to distinguish between 2 separate points refers to the ___________

A

resolution

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8
Q

The amount of light that bends refers to the _______________

A

refraction

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9
Q

Which one of the following does NOT describe the margin of a colony? biconvex, entire, filamentous, lobate

A

biconvex

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10
Q

What does autoclaving accomplish?

A

sterilization, kills bacteria to prevent growth

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11
Q

T/F When incubating plates at 35 degrees C, they should be placed on the tray labeled “Room Temperature”

A

False

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12
Q

T/F Agar plates should always be labeled with student name, sample, and date on the lid

A

false (on the bottom, not the lid)

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13
Q

What tool is used for inoculating an agar deep?

A

inoculating needle

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14
Q

What reagent binds with crystal violet in order for the primary stain to remain in bacterial cell wall?

A

iodine

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15
Q

Gram negative organisms stain what color?

A

red

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16
Q

While gram staining, primary stain and counter stain should remain on the slide for approximately how long?

A

30-60 seconds

17
Q

What is the component of the bacterial cell wall that the primary stain complexes with?

A

peptidoglycan

18
Q

Safety is paramount while performing Aseptic Transfer because:

A

use of an open flame, prevent contamination, and to prevent the spread of pathogens

19
Q

List 2 results you can obtain when using a simple stain

A

direct stain and negative stain

20
Q

What are the 2 ways to fix a smear?

A

heat fix and chemically fix