Physical and Chemical Agents Sweet and salty foods frequently don't require refrigeration to prevent spoilage because they have insufficient nutrients high concentration of solutes toxic alkaline chemicals low pH insufficient nutrients high concentration of solutes toxic alkaline chemicals low pH ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Preservation of foods by using salts and sugars works by lowering osmotic pressure raising pH creating a hypertonic environment creating a hypotonic environment lowering osmotic pressure raising pH creating a hypertonic environment creating a hypotonic environment ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which disinfectant would be most effective against Staphylococcus found in a blood spill? Cetylpyridinium chloride Phenol Hexachlorophene None of these Cetylpyridinium chloride Phenol Hexachlorophene None of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Complete destruction of the microorganisms is commonly known as none of these sterilization antisepsis disinfection none of these sterilization antisepsis disinfection ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents All of the following are sporicidal except glutaraldehyde alcohol ethylene oxide formaldehyde glutaraldehyde alcohol ethylene oxide formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following material is sterilized by heating at 160°C in a hot air oven for one hour? Oils and jellies Swab sticks All of these All-glass syringes Oils and jellies Swab sticks All of these All-glass syringes ANSWER DOWNLOAD EXAMIANS APP