Physical and Chemical Agents Which of the following was the first widely used antiseptic and disinfectant? Alcohol Chlorine Phenol Iodine Alcohol Chlorine Phenol Iodine 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? 1 5 50 10 1 5 50 10 ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Microbes can be removed from a liquid solution by the process of freeze-drying filtration osmosis desiccation freeze-drying filtration osmosis desiccation ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is bactericidal? Membrane filtration Freeze-drying Ionizing radiation Deep freezing Membrane filtration Freeze-drying Ionizing radiation Deep freezing ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following process can be efficiently carried out by incineration? Destruction of contaminated materials Sterilization of points of forceps Sterilization of scalpel blades and needles Sterilization of all glass syringes Destruction of contaminated materials Sterilization of points of forceps Sterilization of scalpel blades and needles Sterilization of all glass syringes ANSWER DOWNLOAD EXAMIANS APP
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