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BIO 205 MICROBIOLOGY FINAL EXAM QUESTIONS WITH 100% CORRECT ANSWERS
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BIO 205 MICROBIOLOGY FINAL EXAM QUESTIONS WITH 100% CORRECT ANSWERS
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ESTUDYBIO 205 MICROBIOLOGY FINAL EXAM QUESTIONS
WITH 100% CORRECT ANSWERS
1. **What does sterilization do?**
a) Kills all microbes
b) Kills some microbes
c) Kills fungi only
d) Cleans surfaces
**Answer:** a) Kills all microbes
2. **What do fungicidal agents do?**
a) Kill bacteria
b) Kill fungi
c) Kill viruses
d) Sterilize objects
**Answer:** b) Kill fungi
3. **What are nonsocomial infections?**
a) Community-acquired infections
b) Hospital-acquired infections
c) Infections from animals
d) Foodborne infections
**Answer:** b) Hospital-acquired infections
4. **What is a reservoir in infection control?**
a) A device to store water
b) A population that harbors a pathogen
c) A method of disinfection
d) A type of infection
**Answer:** b) A population that harbors a pathogen
5. **What is an example of breaking the reservoir source in the chain of infection?**
a) Covering your mouth when you cough
b) Washing your hands
c) Proper sanitation of a scalpel before surgery
d) Wearing a mask
**Answer:** c) Proper sanitation of a scalpel before surgery
6. **What are vegetative bacteria?**
a) Bacteria that are dead
, ESTUDY
b) Bacteria that cannot grow
c) Bacteria that are able to grow and reproduce
d) Bacteria that are in spore form
**Answer:** c) Bacteria that are able to grow and reproduce
7. **What does an autoclave do?**
a) Uses chemicals to sterilize
b) Sterilizes using dry heat
c) Sterilizes using high temperature and pressure
d) Uses radiation to sterilize
**Answer:** c) Sterilizes using high temperature and pressure
8. **What does adding heat do during disinfection and sterilization?**
a) Increases the time needed
b) Decreases the time needed
c) Has no effect
d) Makes it less effective
**Answer:** b) Decreases the time needed
9. **Which disinfectant is effective against spores with extended exposure time?**
a) Alcohol
b) Bleach
c) Glutaraldehyde
d) Soap
**Answer:** c) Glutaraldehyde
10. **What is the action of soap detergents?**
a) Kills bacteria
b) Sterilizes surfaces
c) Washes microbes away
d) Kills viruses
**Answer:** c) Washes microbes away
11. **What type of radiation uses gamma rays?**
a) Ionizing radiation
b) Non-ionizing radiation
c) Ultraviolet radiation
d) Microwave radiation
**Answer:** a) Ionizing radiation
12. **What is a form of gas sterilization that is toxic to humans?**
a) Hydrogen peroxide
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