MCQ Bank
Which of the following is used to sterilize single-use medical devices like syringes and surgical gloves?
- A) Ionizing radiations
- B) Dry heat
- C) Moist heat
- D) Incineration
Which of the following cannot be present in sterile water?
- A) Impurities
- B) Hydrogen
- C) Dissolved solids
- D) Microorganisms
Which of the following is used to prevent vortex in the fermenter?
- A) Vessel
- B) Sparger
- C) Baffle
- D) Impeller
Which of the following is used to disinfect oral thermometers?
- A) Alcohol
- B) Iodine
- C) Chlorine
- D) Hydrogen peroxide
Which of the following give pink colored colonies on MacConkey agar medium?
- A) Klebsiella spp
- B) Shigella spp
- C) Salmonella spp
- D) Proteus spp
Which of the following is used for mixing?
- A) Mechanical foam breaker
- B) Baffle
- C) Sparger
- D) Impeller
Which of the following equipment is used in dry heat sterilization?
- A) Laminar Flow Cabinet
- B) Incubator
- C) Autoclave
- D) Hot Air Oven
Which of the following serves as a nitrogen source in the YPD agar?
- A) Glucose
- B) Peptone
- C) Sucrose
- D) Tryptone
Which of the following have a wavelength ranging from 10 nanometers to 10 picometers?
- A) UV radiations
- B) X rays
- C) Microwave radiations
- D) Infrared radiations
Which of the following is a microbial source of amylase?
- A) Vulpes vulpes
- B) Helianthus annuus
- C) Homo sapiens
- D) Bacillus subtilis
Which of the following have a wavelength ranging from 10 nanometers to 10 picometers?
- A) Infrared radiations
- B) UV radiations
- C) Microwave radiations
- D) X rays