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1In terms of controlling the spread of microbes throughout the environment, which facility has more stringent requirements?
A)A hospital
B)A microbiology lab



2Pathogenic microbes are the only kind of microbes capable of ruining an experiment.
A)True
B)False



3A plate with 20 colonies has fewer cells growing on it than a plate with 30 colonies.
A)True
B)False



4Prior to the early 1900's, why did surgeons refuse to wash their hands?
A)There were few infections so it did not seem necessary.
B)They wore thick gloves so the risk to patients was small.
C)It was simply too time consuming.



5Which term describes the fact that microbes are everywhere?
A)Pathogenic
B)Virulent
C)Turbid
D)Ubiquitous







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