Physical and Chemical Agents Which of the following material is sterilized by heating at 160°C in a hot air oven for one hour? Oils and jellies All-glass syringes Swab sticks All of these Oils and jellies All-glass syringes Swab sticks All of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following tests is designed to simulate the natural conditions under which the disinfectants are used in hospitals? Minimum inhibitory concentration test None of these Phenol coefficient test Capacity test Minimum inhibitory concentration test None of these Phenol coefficient test Capacity test ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is best to sterilize heat labile solutions? Membrane filtration Pasteurization Autoclave Dry heat Membrane filtration Pasteurization Autoclave Dry heat ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Ethylene oxide is used to destroy or kill which of the following microbes? Bacteria Fungi All of these Spores Bacteria Fungi All of these Spores ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following skin disinfectant(s) is/are most frequently used? none of these Both (a) and (b) Ethyl alcohol Isopropyl alcohol none of these Both (a) and (b) Ethyl alcohol Isopropyl alcohol 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 -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 Storage in a freezer at ultra low temperatures (-70°C) Storage on a petri plate at room temperature ANSWER DOWNLOAD EXAMIANS APP