WGU D311 MICROBIOLOGY EXAM |
STUDY QUESTIONS AND CORRECT
ANSWERS RATED A+ | 2025 LATEST
GUIDE
Why is desiccation or dehydration an effective method of microbial
control?
- Correct Answer - Water concentration decreases below what is
required for microbial survival
Which virulence factor produced by Pesudomonas aeruginosa gives off
a fruity odor?
- Correct Answer - pyocyanin
A dental hygienist nicked the gum of the patient during a routine
cleaning. A mild infection of the gum was followed 10 days alter with
acute bacterial endocarditis. Which type of infection caused the
endocarditis?
- Correct Answer - a focal infection
A student in a lab has just completed an endospore stain of Bacillus
anthracis and realized that heat was not applied during the staining
, technique. What will the student see upon microscopic examination of
the slide?
- Correct Answer - pink vegetative cells with clear round areas
Why are diseases like Legionnaires' disease considered
noncommunicable?
- Correct Answer - Once a person contracts this disease, they can not
pass it to another person
Why is there a resurgence in whooping cough and measles in the United
States?
- Correct Answer - more opposition to childhood vaccination
What microbial process is used by bacteria and fungi to produce many
common food products, such as soy sauce, bread, and yogurt?
- Correct Answer - fermentation
After oral antibiotic therapy, a patient is diagnosed with vaginitis. What
type of microbe could be causing this opportunistic infection?
- Correct Answer - fungus
Which beneficial role do viruses have in the environment?
STUDY QUESTIONS AND CORRECT
ANSWERS RATED A+ | 2025 LATEST
GUIDE
Why is desiccation or dehydration an effective method of microbial
control?
- Correct Answer - Water concentration decreases below what is
required for microbial survival
Which virulence factor produced by Pesudomonas aeruginosa gives off
a fruity odor?
- Correct Answer - pyocyanin
A dental hygienist nicked the gum of the patient during a routine
cleaning. A mild infection of the gum was followed 10 days alter with
acute bacterial endocarditis. Which type of infection caused the
endocarditis?
- Correct Answer - a focal infection
A student in a lab has just completed an endospore stain of Bacillus
anthracis and realized that heat was not applied during the staining
, technique. What will the student see upon microscopic examination of
the slide?
- Correct Answer - pink vegetative cells with clear round areas
Why are diseases like Legionnaires' disease considered
noncommunicable?
- Correct Answer - Once a person contracts this disease, they can not
pass it to another person
Why is there a resurgence in whooping cough and measles in the United
States?
- Correct Answer - more opposition to childhood vaccination
What microbial process is used by bacteria and fungi to produce many
common food products, such as soy sauce, bread, and yogurt?
- Correct Answer - fermentation
After oral antibiotic therapy, a patient is diagnosed with vaginitis. What
type of microbe could be causing this opportunistic infection?
- Correct Answer - fungus
Which beneficial role do viruses have in the environment?
