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Question: What is the main difference between sterilization and disinfection?Options: Sterilization ..
Question: Which chemical agent is commonly used for high-level disinfection?Options: EthanolChlorine..
Question: Which of the following is NOT a method of disinfection?Options: Ultraviolet lightAutoclavi..
Question: What is the primary purpose of sterilization in microbiology?Options: To reduce microbial ..
Question: What is the primary target of the hepatitis B vaccine?Options: Hepatitis A virusHepatitis ..
Question: Which pathogen is known for causing foodborne illness through contaminated poultry?Options..
Question: Which laboratory test is commonly used to diagnose streptococcal pharyngitis?Options: Bloo..
Question: What is the main purpose of the Gram stain in microbiology?Options: To identify viral infe..
Question: Which bacterium is known for causing cholera?Options: Vibrio choleraeSalmonella entericaCl..
Question: If a pathogen has an ID50 of 500 organisms, how many organisms are needed to infect 50% of..
Question: A culture shows a growth of 1,200 colonies after incubation. If the dilution factor was 1:..
Question: If a vaccine has a 90% success rate and is administered to 500 individuals, how many indiv..
Question: In a study, 200 patients were infected with a virus. If 40% of them developed symptoms, ho..
Question: A patient is diagnosed with a bacterial infection and is prescribed antibiotics. If the ba..
Question: If a pathogen has a doubling time of 30 minutes, how many bacteria will be present after 3..
Question: A laboratory test shows that a patient has a viral load of 5,000 copies/mL. If the treatme..
Question: In a clinical trial, a vaccine shows a 70% efficacy rate. If 1,000 individuals are vaccina..
Question: If a patient has a bacterial load of 1,000,000 CFU/mL and a treatment reduces it by 99.9%,..
Question: What is the minimum inhibitory concentration (MIC) of a drug that inhibits 90% of a bacter..
Question: What is the primary mode of transmission for the hepatitis B virus?Options: AirborneFecal-..
Question: Which pathogen is known for causing a severe form of gastroenteritis, particularly in chil..
Question: Which of the following is a characteristic feature of Gram-negative bacteria?Options: Thic..
Question: Which laboratory test is most commonly used to diagnose streptococcal pharyngitis?Options:..
Question: What is the primary role of T helper cells in the immune response?Options: Directly kill i..
Question: Which type of vaccine is composed of live attenuated pathogens?Options: Inactivated vaccin..
Question: What is the primary mechanism by which the influenza virus evades the immune system?Option..
Question: What is the primary immune cell type involved in the response to viral infections?Options:..
Question: Which of the following is a characteristic of Gram-negative bacteria?Options: Thick peptid..
Question: Which of the following vaccines is a live attenuated vaccine?Options: Influenza vaccineMMR..
Question: Which pathogen is known to cause the disease known as \'flesh-eating disease\'?Options: Cl..
