Physical and Chemical Agents Which of the following is not a disinfectant containing a heavy metal? Silver nitrate Mercurochrome Chlorine Copper sulfate Silver nitrate Mercurochrome Chlorine Copper sulfate ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following compounds are commonly used as general antiseptics to treat cuts and scratches? Halogens Ethylene oxide Aldehydes None of these Halogens Ethylene oxide Aldehydes None of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which is the most important surface active disinfectants? Amphoteric compounds Non-ionic compounds Cationic compounds Anionic compounds Amphoteric compounds Non-ionic compounds Cationic compounds Anionic compounds ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is best used for long term storage of microbial samples when carried out properly? Storage on a petri plate at room temperature Storage in a refrigerator on an agar slant Storage in a freezer at -10°C Storage in a freezer at ultra low temperatures (-70°C) Storage on a petri plate at room temperature Storage in a refrigerator on an agar slant Storage in a freezer at -10°C Storage in a freezer at ultra low temperatures (-70°C) ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following was the first widely used antiseptic and disinfectant? Chlorine Iodine Phenol Alcohol Chlorine Iodine Phenol Alcohol ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is bactericidal? Freeze-drying Ionizing radiation Deep freezing Membrane filtration Freeze-drying Ionizing radiation Deep freezing Membrane filtration ANSWER DOWNLOAD EXAMIANS APP
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