Physical and Chemical Agents One drawback to the use of ultraviolet light as a sterilizing agent is its failure to kill microbes located in the center of an object failure to kill bacteria failure to bacterial spores failure to kill microbes in a closed environment failure to kill microbes located in the center of an object failure to kill bacteria failure to bacterial spores failure to kill microbes in a closed environment 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 Aldehydes Ethylene oxide None of these Halogens Aldehydes Ethylene oxide None of these 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 all glass syringes Sterilization of scalpel blades and needles Destruction of contaminated materials Sterilization of points of forceps Sterilization of all glass syringes Sterilization of scalpel blades and needles ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Iodophores are mixture of iodine and alcohols iodine and aldehydes iodine and surface active agents iodine and phenols iodine and alcohols iodine and aldehydes iodine and surface active agents iodine and phenols 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 in a freezer at ultra low temperatures (-70°C) Storage on a petri plate at room temperature Storage in a freezer at -10°C Storage in a refrigerator on an agar slant Storage in a freezer at ultra low temperatures (-70°C) Storage on a petri plate at room temperature Storage in a freezer at -10°C Storage in a refrigerator on an agar slant ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Sweet and salty foods frequently don't require refrigeration to prevent spoilage because they have insufficient nutrients high concentration of solutes toxic alkaline chemicals low pH insufficient nutrients high concentration of solutes toxic alkaline chemicals low pH ANSWER DOWNLOAD EXAMIANS APP