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Microbiology Quiz #7

Quiz by DylanJay05
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Last updated: May 5, 2024
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First submittedMay 5, 2024
Times taken6
Average score69.6%
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Hint
Answer
What type of identification method would microscopy be?
Direct
What biosafety level would be used for a microbe which pose a high threat of life threatening illness?
4
Detection of antigens or antibodies in specimens, methods used in microbiology labs
Immunological
(e.g. Blood agar, MacConkey) – media used to distinguish between different species based on phenotypic traits
Differential
What biosafety level would be used for an exotic or indigenous microbe known to have aerosol transmission and cause moderate to lethal symptoms?
3
What biosafety level would be used for a microbe not known to cause disease?
1
Protein or nucleic acid-based detection methods used in microbiology labs
Molecular
What biosafety level would be used for a microbe known to cause mild to moderate human disease via ingestion, or mucous membrane exposure?
2
Which criteria are are still used today to establish the link between a particular microorganism and a particular disease?
Kochs postulates
Media which is chemically undefined so the concentration of each constituent is unknown
Complex
Which microscope is used to look at fungi
Light
Which microscope is used to look at viruses
Electron
Hint
Answer
(e.g. blood agar) – general purpose media supplemented with special nutrients / growth factors (more fastidious bacteria)
Enriched
What is the lowest biosafety level at which an autoclave is required?
2
Media which is chemically defined so the concentration of each constituent known
Defined
What machine is used to sterilize lab equipment using steam?
Autoclave
Assay used to measure amount of virus in a sample
Viral Hemagglutination
Use of serum antibodies (IgG) to detect and identify antigens
Serotyping
(e.g. MacConkey agar) – media that will favor the growth of some microbes and inhibit growth of others
Selective
Which microscope is used to look at bacteria
Light
A population of cells arising from a single cell
Pure culture
Which microscope is used to look at protists
Light
What type of identification method would serology be?
Indirect
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