Physical and Chemical Agents Ethylene oxide is used to destroy or kill which of the following microbes? Fungi Bacteria All of these Spores Fungi Bacteria All of these Spores ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is not a disinfectant containing a heavy metal? Mercurochrome Silver nitrate Chlorine Copper sulfate Mercurochrome Silver nitrate Chlorine Copper sulfate ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following skin disinfectant(s) is/are most frequently used? Ethyl alcohol none of these Isopropyl alcohol Both (a) and (b) Ethyl alcohol none of these Isopropyl alcohol Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Bactericidal concentration of phenol is 0.75% 0.25% 0.5% 1% 0.75% 0.25% 0.5% 1% ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents If a 1:600 dilution of a test compound kills a standard population of Staphylococcus aureus in 10 minutes but not 5 minutes while a 1:60 dilution of phenol kills the population in the same time, what is the phenol coefficient of the test compound? 5 50 10 1 5 50 10 1 ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which is the most important surface active disinfectants? Amphoteric compounds Anionic compounds Non-ionic compounds Cationic compounds Amphoteric compounds Anionic compounds Non-ionic compounds Cationic compounds ANSWER DOWNLOAD EXAMIANS APP
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