Physical and Chemical Agents The time required to kill 90% of the microorganisms in a sample at a specific temperature is the decimal reduction time D value thermal death point F value decimal reduction time D value thermal death point F value ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following methods will not sterilize? 100°C boiling water for 30 minutes Dry heat at 171°C for 1 to 2 hours Aqueous glutaraldehyde for 10 hours 121°C at 15 lb/in pressure for 15 to 20 minutes 100°C boiling water for 30 minutes Dry heat at 171°C for 1 to 2 hours Aqueous glutaraldehyde for 10 hours 121°C at 15 lb/in pressure for 15 to 20 minutes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Bactericidal concentration of phenol is 0.5% 1% 0.75% 0.25% 0.5% 1% 0.75% 0.25% ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is/are vapour-phase disinfectant/s? Formaldehyde Both (a) and (b) Ethylene oxide None of these Formaldehyde Both (a) and (b) Ethylene oxide None of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is most effective for sterilizing mattresses and plastic petri plates? Chlorine Ethylene oxide Ultraviolet radiation Glutaraldehyde Chlorine Ethylene oxide Ultraviolet radiation Glutaraldehyde ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following substances can sterilize? Cetylpyridinium chloride Ethylene oxide Alcohol Chlorine Cetylpyridinium chloride Ethylene oxide Alcohol Chlorine ANSWER DOWNLOAD EXAMIANS APP
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