microbiology mcq

Pharmacy Practice MCQ

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference.   Designing Of Aseptic Area And Laminar Flow Equipment » PHARMACAREERS   What is the primary purpose of an aseptic area in pharmaceutical manufacturing? a) To ensure product potency b) To prevent contamination during manufacturing c) To enhance product shelf life d) To improve product packaging Which type of airflow is used in laminar flow hoods to maintain a sterile environment? a) Turbulent airflow b) Laminar airflow c) Circular airflow d) Random airflow What is the main function of HEPA filters in aseptic areas? a) To regulate temperature b) To remove contaminants from the air c) To control humidity d) To provide lighting Which material is commonly used for the surfaces in clean rooms to minimize contamination? a) Wood b) Stainless steel c) Plastic d) Glass What is the purpose of zoning in aseptic area design? a) To separate different stages of production b) To enhance worker comfort c) To reduce energy consumption d) To improve product aesthetics Which of the following is a key principle in designing an aseptic area? … Read more

Pharmacy Practice MCQ

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference.   Sterility Testing Of Products (solids, Liquids, Ophthalmic And Other Sterile Products) According To IP, BP And USP » PHARMACAREERS   What is the primary purpose of sterility testing in pharmaceutical products? a) To determine the potency of the product b) To confirm the absence of viable microorganisms c) To check the pH levels d) To assess the color of the product Which of the following pharmacopeias provide guidelines for sterility testing? a) IP (Indian Pharmacopoeia) b) BP (British Pharmacopoeia) c) USP (United States Pharmacopeia) d) All of the above What is a common method used for sterility testing of liquid products? a) Filtration b) Centrifugation c) Sedimentation d) Precipitation Which medium is typically used for the sterility testing of anaerobic microorganisms? a) Fluid Thioglycollate Medium … Read more

Pharmacy Practice MCQ

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference.   Evaluation Of Bactericidal & Bacteriostatic » PHARMACAREERS   1. What is the primary function of bactericidal agents? a) Inhibit bacterial growth b) Kill bacteria c) Promote bacterial growth d) Neutralize toxins What is the primary function of bacteriostatic agents? a) Inhibit bacterial growth b) Kill bacteria c) Promote bacterial growth d) Neutralize toxins Which test is commonly used to evaluate the bactericidal activity of a substance? a) Kirby-Bauer disk diffusion test b) Minimum inhibitory concentration (MIC) test c) Time-kill assay d) Polymerase chain reaction (PCR) What is the Minimum Inhibitory Concentration (MIC)? a) The highest concentration of a drug that kills bacteria b) The lowest concentration of a drug that inhibits bacterial growth c) The highest concentration of a drug that inhibits bacterial growth d) The lowest concentration of a drug that kills bacteria What is the Minimum Bactericidal Concentration (MBC)? … Read more

Pharmacy Practice MCQ

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference.   Factors Influencing Disinfection, Antiseptics And Their Evaluation » PHARMACAREERS   Which of the following is a primary factor affecting the efficacy of a disinfectant? a) Temperature b) Humidity c) Light intensity d) Air pressure What is the term for the time required for a disinfectant to achieve its desired effect? a) Exposure time b) Reaction time c) Contact time d) Incubation time Which factor can reduce the effectiveness of an antiseptic? a) Presence of organic matter b) High pH c) Low humidity d) Room temperature What is the main purpose of using antiseptics in healthcare? a) To sterilize surgical instruments b) To reduce the risk of infection in living tissues c) To disinfect hospital floors d) To clean laboratory glassware Which of the following is a commonly used antiseptic for skin disinfection? a) Chlorine b) Ethanol c) Hydrogen peroxide d) Iodine What is the term for the lowest concentration of a disinfectant that kills all microorganisms in a test system? a) Minimum inhibitory concentration (MIC) … Read more

Pharmacy Practice MCQ- Disinfectants

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference. Classification And Mode Of Action Of Disinfectants » PHARMACAREERS What is the primary purpose of disinfectants? a) To kill or inhibit the growth of microorganisms b) To provide nutrients to microorganisms c) To enhance the growth of microorganisms d) To neutralize toxins Which type of disinfectant works by denaturing proteins and disrupting cell membranes? a) Alcohols b) Halogens c) Phenolics d) Quaternary ammonium compounds Which of the following is a commonly used alcohol-based disinfectant? a) Ethanol b) Chlorine c) Formaldehyde d) Iodine What is the mode of action of halogen-based disinfectants like chlorine and iodine? a) Oxidizing cell components b) Disrupting cell membranes c) Inhibiting protein synthesis d) Denaturing nucleic acids Which disinfectant is known for its ability to kill spores and is often used in sterilization? a) Hydrogen peroxide b) Alcohol c) Quaternary ammonium compounds d) Phenolics What type of disinfectant is benzalkonium chloride? a) Halogen b) Alcohol c) Phenolic … Read more

Pharmacy Practice MCQ- Sterility Indicator

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference. Sterility Indicator » PHARMACAREERS What is the primary purpose of a sterility indicator?  a) To reduce microbial load  b) To completely eliminate all forms of microbial life  c) To disinfect surfaces  d) To confirm the effectiveness of sterilization processes Which type of sterility indicator uses biological spores to test sterilization efficacy?  a) Chemical indicator  b) Physical indicator  c) Biological indicator  d) Mechanical indicator What is a common microorganism used in biological indicators for steam sterilization?  a) Escherichia coli  b) Bacillus subtilis  c) Geobacillus stearothermophilus  d) Staphylococcus aureus Which type of sterility indicator changes color when exposed to specific sterilization conditions?  a) Biological indicator  b) Chemical indicator  c) Physical indicator  d) Mechanical indicator What is the main advantage of using chemical indicators in sterilization?  a) They provide a biological measure of sterility  b) They are easy to interpret  c) They are reusable  d) They require no special storage conditions Which type of sterility indicator is used to monitor physical conditions such as temperature and pressure during sterilization?  a) Biological indicator  b) Chemical indicator  c) Physical indicator  d) Mechanical indicator What is the primary function of a sterility indicator in pharmaceutical manufacturing?  a) To ensure product quality  b) To confirm the absence of viable microorganisms  c) To monitor the duration of the sterilization cycle  … Read more

Pharmacy Practice MCQ

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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 … Read more

Pharmacy Practice MCQ

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference. Principle, Procedure, Merits, Demerits And Applications Of Mechanical Method Of Sterilization » PHARMACAREERS What is the primary principle of mechanical sterilization? A) Chemical removal of microorganisms B) Physical removal of microorganisms C) Thermal removal of microorganisms D) Biological … Read more

Pharmacy Practice MCQ- Chemical methods of sterilization

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference. Principle, Procedure, Merits, Demerits And Applications Of Chemical Methods Of Sterilization » PHARMACAREERS What is the primary principle behind chemical sterilization? A) Heat application B) Use of chemical agents C) Radiation exposure D) Mechanical filtration Which of the … Read more

Pharmacy Practice MCQ

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Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject Microbiology. Read following article for your reference. Phase Contrast Microscopy, Dark Field Microscopy And Electron Microscopy » PHARMACAREERS Who invented phase contrast microscopy? A) Albert Einstein B) Frits Zernike C) Robert Hooke D) Antonie van Leeuwenhoek What is the primary advantage of phase … Read more