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Straighterline Microbiology Exam 4 Questions and Answers 100% Pass

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Straighterline Microbiology Exam 4 Questions and Answers 100% Pass Microbial control methods that kill/destroy __________ are able to sterilize. - ANSWER-endospores Sanitization is a process by which - ANSWER-the microbial load on objects is reduced. An example of an agent that lowers the sur...

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  • November 18, 2024
  • 12
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Straighterline Microbiology
  • Straighterline Microbiology
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Straighterline Microbiology Exam 4
Questions and Answers 100% Pass

Microbial control methods that kill/destroy __________ are able to sterilize. -

ANSWER✔✔-endospores


Sanitization is a process by which - ANSWER✔✔-the microbial load on objects is

reduced.


An example of an agent that lowers the surface tension of cells is - ANSWER✔✔-alcohol


High temperatures _______ and low temperatures _______. - ANSWER✔✔-kill cells,

inhibit cell growth


Microbe(s) that is/are the target(s) of pasteurization include - Both b & c -

ANSWER✔✔-


(Mycobacterium species, Salmonella species) - ANSWER✔✔-


The primary mode of action of nonionizing radiation is to - ANSWER✔✔-make

pyrimidine dimers


The most practical method of disinfecting municipal water supplies would be -

ANSWER✔✔-filtration



Copyright ©SOPHIABENNETT 2025 ACADEMIC YEARALL RIGHTS RESERVED. Page 1/12

, A chemical with sporicidal properties is - ANSWER✔✔-glutaraldehyde


Silver nitrate is used - ANSWER✔✔-in antisepsis of burns.


Detergents are low-level germicides.The process of destroying non-spore-forming

organisms on inanimate objects fits within the definition of disinfection. - ANSWER✔✔-

-TRUE


The acceptable temperature pressure combination for an autoclave is 131°C and 9 psi. -

ANSWER✔✔-FALSE-(The acceptable temperature pressure combination for an

autoclave is 121°C and 15 psi.)


Ionizing radiation dislodges protons from atoms. - ANSWER✔✔-FALSE- (Ionizing

radiation dislodges electrons from atoms)


A microbicide is an agent that destroys microorganisms. - ANSWER✔✔-TRUE


Prions are easily denatured by heat. - ANSWER✔✔-FALSE- (Prions are highly resistant

to denaturation by heat)


A compound synthesized by bacteria or fungi that destroys or inhibits the growth of

other microbes is a/an - ANSWER✔✔-antibiotic


Which statement is not an aim in the use of drugs in antimicrobial therapy? -

ANSWER✔✔-The drug should be broken down and excreted rapidly.




Copyright ©SOPHIABENNETT 2025 ACADEMIC YEARALL RIGHTS RESERVED. Page 2/12

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