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 autoclaving tyndallization inspissation none of these autoclaving tyndallization inspissation ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Complete destruction of the microorganisms is commonly known as disinfection none of these sterilization antisepsis disinfection none of these sterilization antisepsis ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents One drawback to the use of ultraviolet light as a sterilizing agent is its failure to kill microbes located in the center of an object failure to bacterial spores failure to kill bacteria failure to kill microbes in a closed environment failure to kill microbes located in the center of an object failure to bacterial spores failure to kill bacteria failure to kill microbes in a closed environment ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following skin disinfectant(s) is/are most frequently used? Isopropyl alcohol Ethyl alcohol Both (a) and (b) none of these Isopropyl alcohol Ethyl alcohol Both (a) and (b) none of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Preservation of foods by using salts and sugars works by creating a hypotonic environment lowering osmotic pressure raising pH creating a hypertonic environment creating a hypotonic environment lowering osmotic pressure raising pH creating a hypertonic environment ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is most effective for sterilizing mattresses and plastic petri plates? Chlorine Ultraviolet radiation Ethylene oxide Glutaraldehyde Chlorine Ultraviolet radiation Ethylene oxide Glutaraldehyde ANSWER DOWNLOAD EXAMIANS APP
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