Physical and Chemical Agents Bactericidal concentration of phenol is 0.5% 0.25% 1% 0.75% 0.5% 0.25% 1% 0.75% 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 skin disinfectant(s) is/are most frequently used? Ethyl alcohol Isopropyl alcohol Both (a) and (b) none of these Ethyl alcohol Isopropyl alcohol Both (a) and (b) none of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents All of the following are sporicidal except alcohol ethylene oxide formaldehyde glutaraldehyde alcohol ethylene oxide formaldehyde glutaraldehyde ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following describes the effect of ionizing radiation on microbes? None of these Changes the 3-dimensional structure of proteins to a 2-dimen-sional form Substantially decreases enzymatic activity, slowing microbial reproduction Induces electrons and protons to jump out of the molecules of the microbe None of these Changes the 3-dimensional structure of proteins to a 2-dimen-sional form Substantially decreases enzymatic activity, slowing microbial reproduction Induces electrons and protons to jump out of the molecules of the microbe ANSWER DOWNLOAD EXAMIANS APP
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