Physical and Chemical Agents Sweet and salty foods frequently don't require refrigeration to prevent spoilage because they have low pH insufficient nutrients high concentration of solutes toxic alkaline chemicals low pH insufficient nutrients high concentration of solutes toxic alkaline chemicals ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which is the most important surface active disinfectants? Cationic compounds Amphoteric compounds Anionic compounds Non-ionic compounds Cationic compounds Amphoteric compounds Anionic compounds Non-ionic compounds ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Steam exposure of a material at 100°C for 20 minutes for three consecutive days is known as none of these tyndallization inspissation autoclaving none of these tyndallization inspissation autoclaving ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Complete destruction of the microorganisms is commonly known as disinfection sterilization none of these antisepsis disinfection sterilization none of these antisepsis ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is most effective for sterilizing mattresses and plastic petri plates? Glutaraldehyde Ethylene oxide Chlorine Ultraviolet radiation Glutaraldehyde Ethylene oxide Chlorine Ultraviolet radiation ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Preservation of foods by using salts and sugars works by creating a hypotonic environment creating a hypertonic environment raising pH lowering osmotic pressure creating a hypotonic environment creating a hypertonic environment raising pH lowering osmotic pressure ANSWER DOWNLOAD EXAMIANS APP
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