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Exam (elaborations) OpenStax Microbiology Test Bank Chapter 13: Contr (BIOL2117) $13.34   Add to cart

Exam (elaborations)

Exam (elaborations) OpenStax Microbiology Test Bank Chapter 13: Contr (BIOL2117)

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Exam (elaborations) OpenStax Microbiology Test Bank Chapter 13: Contr (BIOL2117) Chapter 13: Control of Microbial Growth * = Correct answer Multiple Choice 1. Which of the following is not an example of a fomite? A. catheter B. doorknob C. mosquitoes* D. towels Difficulty: Easy ASM St...

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  • June 24, 2022
  • 24
  • 2020/2021
  • Exam (elaborations)
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.OpenStax Microbiology Test Bank Chapter 13: Control of
Microbial Growth

Chapter 13: Control of Microbial Growth

* = Correct answer

Multiple Choice

1. Which of the following is not an example of a fomite?
A. catheter
B. doorknob
C. mosquitoes*
D. towels

Difficulty: Easy
ASM Standard: 13, 14, 23

2. HEPA filters are required for which Biological Safety Level (BSL)?
A. BSL 1
B. BSL 2
C. BSL 3
D. BSL 4*

Difficulty: Easy
ASM Standard: 14, 37

3. From a clinical perspective, aseptic technique is carried out to do which of the following?
A. clean fomites
B. contaminate fomites
C. introduce contamination in living tissue
D. prevent contamination in living tissue*

Difficulty: Easy
ASM Standard: 36, 37

4. The autoclave uses which of the following mechanism(s) for sterilization?
A. pressure
B. temperature
C. pressure and temperature*
D. pressure, temperature, and pH

Difficulty: Easy
ASM Standard: 14, 36, 37

5. Autoclaves are designed to kill which of the following heat-resistant microbes?
A. endospores*
B. prions

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,.OpenStax Microbiology Test Bank Chapter 13: Control of
Microbial Growth
C. vegetative bacterial and fungal cells




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, .OpenStax Microbiology Test Bank Chapter 13: Control of
Microbial Growth

D. viruses

Difficulty: Easy
ASM Standard: 14, 36, 37

6. The decimal reduction time (D-value) is how long it takes to kill which percentage of a
microbial population?
A. 10%
B. 50%
C. 90%*
D. 100%

Difficulty: Moderate
ASM Standard: 14

7. Which of the following actions would be most clearly considered bacteriostatic rather
than bactericidal?
A. autoclaving bacterial cultures
B. placing a bacterial culture in the −80 C freezer*
C. spraying 70% alcohol on a laboratory bench
D. treating a mattress with ethylene oxide

Difficulty: Moderate
ASM Standard: 14

8. Microbial death follows which type of trend?
A. linear
B. logarithmic*
C. power series
D. variable

Difficulty: Moderate
ASM Standard: 14

9. Which of the following are the standard conditions for an autoclave?
A. 100 C, 1 psi, 60 minutes
B. 121 C, 1 psi, 60 minutes
C. 121 C, 15 psi, 20 minutes*
D. 212 C, 15 psi, 10 minutes

Difficulty: Moderate
ASM Standard: 14, 36, 37

10. Which of the following is not a milkborne pathogen?
A. Escherichia coli O157:H7

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