Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference.
Equipment’s Employed In Large Scale Sterilization » PHARMACAREERS
What is the primary purpose of a large-scale sterilizer?
a) To reduce microbial load
b) To completely eliminate all forms of microbial life
c) To disinfect surfaces
d) To clean equipment
Which equipment is commonly used for steam sterilization?
a) Ethylene oxide sterilizer
b) Autoclave
c) UV sterilizer
d) Dry heat oven
In large-scale sterilization, what is the main advantage of using autoclaves?
a) Low cost
b) Short cycle time
c) No chemical residues
d) High temperature stability
Which of the following is NOT typically used in large-scale sterilization?
a) Ethylene oxide gas
b) Gamma radiation
c) Hydrogen peroxide vapor
d) Chlorine tablets
What is the main component of a sterilization cycle in an autoclave?
a) Heat and humidity
b) Chemical disinfectants
c) Dry heat
d) Ultraviolet light
Which sterilization method is most effective for heat-sensitive materials?
a) Steam sterilization
b) Dry heat sterilization
c) Ethylene oxide gas sterilization
d) Boiling
What is the primary function of a HEPA filter in sterilization processes?
a) To increase temperature
b) To remove particles from the air
c) To reduce moisture content
d) To disinfect surfaces
Which type of sterilizer uses dry heat for sterilization?
a) Autoclave
b) UV sterilizer
c) Ethylene oxide sterilizer
d) Hot air oven
What is the role of a biological indicator in sterilization equipment?
a) To monitor the duration of the cycle
b) To test the effectiveness of the sterilization process
c) To control the temperature
d) To sterilize the air
Which sterilization technique involves the use of gamma rays?
a) Autoclaving
b) Ethylene oxide sterilization
c) Gamma irradiation
d) Filtration
Which piece of equipment is essential for liquid sterilization?
a) Hot air oven
b) Filtration unit
c) UV sterilizer
d) Dry heat sterilizer
Why is it important to validate sterilization cycles in large-scale equipment?
a) To ensure operational efficiency
b) To comply with regulatory standards
c) To prevent equipment malfunction
d) To reduce sterilization time
Which method is often used to sterilize surgical instruments?
a) Ethylene oxide gas
b) Dry heat
c) Autoclaving
d) UV radiation
What is the primary challenge when using ethylene oxide gas sterilizers?
a) High cost
b) Long cycle time
c) Toxic residues
d) Limited effectiveness
Which sterilization method is most suitable for sterilizing powders and oils?
a) Steam sterilization
b) Dry heat sterilization
c) Ethylene oxide gas
d) UV sterilization
Which equipment is typically used for low-temperature sterilization?
a) Autoclave
b) Hot air oven
c) Ethylene oxide sterilizer
d) Dry heat sterilizer
What is the primary disadvantage of using gamma irradiation?
a) High energy consumption
b) Limited penetration power
c) Toxic byproducts
d) High operational cost
Which factor is NOT critical for the efficiency of a sterilization cycle?
a) Exposure time
b) Concentration of the sterilant
c) Size of the sterilizer
d) Temperature
Which equipment is used to sterilize air in a controlled environment?
a) Autoclave
b) HEPA filter
c) Dry heat sterilizer
d) Filtration unit
What is the purpose of vacuum cycles in an autoclave?
a) To increase temperature
b) To reduce cycle time
c) To remove air from the chamber
d) To enhance moisture content
Which sterilization equipment uses plasma gas for sterilization?
a) Autoclave
b) UV sterilizer
c) Hydrogen peroxide plasma sterilizer
d) Hot air oven
What is the main advantage of using filtration for sterilization?
a) Quick process
b) Low cost
c) Suitable for heat-sensitive materials
d) No need for chemicals
Which equipment is used for sterilizing flexible endoscopes?
a) Autoclave
b) Ethylene oxide sterilizer
c) Peracetic acid sterilizer
d) Gamma irradiator
What is the critical factor in maintaining sterility after a sterilization process?
a) Proper packaging
b) High temperature
c) Rapid cooling
d) Use of disinfectants
Which method is often used for sterilizing food products?
a) Dry heat
b) Ethylene oxide gas
c) UV radiation
d) Gamma irradiation
Which equipment is necessary for the sterilization of culture media?
a) UV sterilizer
b) Autoclave
c) Dry heat oven
d) Filtration unit
What is the main function of chemical indicators in sterilization?
a) To monitor air quality
b) To verify the cycle parameters
c) To disinfect surfaces
d) To measure humidity
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