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 microbes in a closed environment failure to kill bacteria failure to kill microbes located in the center of an object failure to bacterial spores failure to kill microbes in a closed environment failure to kill bacteria ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Ethylene oxide is used to destroy or kill which of the following microbes? Fungi All of these Spores Bacteria Fungi All of these Spores Bacteria ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following methods will not sterilize? 121°C at 15 lb/in pressure for 15 to 20 minutes Aqueous glutaraldehyde for 10 hours Dry heat at 171°C for 1 to 2 hours 100°C boiling water for 30 minutes 121°C at 15 lb/in pressure for 15 to 20 minutes Aqueous glutaraldehyde for 10 hours Dry heat at 171°C for 1 to 2 hours 100°C boiling water for 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Preservation of foods by using salts and sugars works by raising pH creating a hypotonic environment lowering osmotic pressure creating a hypertonic environment raising pH creating a hypotonic environment lowering osmotic pressure creating a hypertonic environment ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is/are vapour-phase disinfectant/s? Ethylene oxide Formaldehyde Both (a) and (b) None of these Ethylene oxide Formaldehyde Both (a) and (b) None of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is bactericidal? Membrane filtration Deep freezing Freeze-drying Ionizing radiation Membrane filtration Deep freezing Freeze-drying Ionizing radiation ANSWER DOWNLOAD EXAMIANS APP
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