Physical and Chemical Agents Steam exposure of a material at 100°C for 20 minutes for three consecutive days is known as inspissation none of these autoclaving tyndallization inspissation none of these autoclaving tyndallization ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following skin disinfectant(s) is/are most frequently used? none of these Isopropyl alcohol Both (a) and (b) Ethyl alcohol none of these Isopropyl alcohol Both (a) and (b) Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Sweet and salty foods frequently don't require refrigeration to prevent spoilage because they have insufficient nutrients toxic alkaline chemicals low pH high concentration of solutes insufficient nutrients toxic alkaline chemicals low pH high concentration of solutes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents If a canning procedure is not properly followed, which type of microbe is most likely to grow in the canned food? Obligate Anaerobe Mesophile Obligate Aerobe Acidophile Obligate Anaerobe Mesophile Obligate Aerobe Acidophile ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which is the most important surface active disinfectants? Cationic compounds Amphoteric compounds Non-ionic compounds Anionic compounds Cationic compounds Amphoteric compounds Non-ionic compounds Anionic compounds ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following does not kill endospores? Pasteurization Autoclave Hot air sterilization Incineration Pasteurization Autoclave Hot air sterilization Incineration ANSWER DOWNLOAD EXAMIANS APP
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