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 on a petri plate at room temperature Storage in a freezer at ultra low temperatures (-70°C) Storage in a refrigerator on an agar slant Storage in a freezer at -10°C Storage on a petri plate at room temperature Storage in a freezer at ultra low temperatures (-70°C) Storage in a refrigerator on an agar slant ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents All of the following are sporicidal except alcohol formaldehyde glutaraldehyde ethylene oxide alcohol formaldehyde glutaraldehyde ethylene oxide ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents The time required to kill 90% of the microorganisms in a sample at a specific temperature is the D value thermal death point decimal reduction time F value D value thermal death point decimal reduction time F value ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents If a canning procedure is not properly followed, which type of microbe is most likely to grow in the canned food? Mesophile Obligate Anaerobe Acidophile Obligate Aerobe Mesophile Obligate Anaerobe Acidophile Obligate Aerobe ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following substances can sterilize? Ethylene oxide Alcohol Cetylpyridinium chloride Chlorine Ethylene oxide Alcohol Cetylpyridinium chloride Chlorine ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents The process of making an object free from living organisms including bacterial and fungal spores and viruses is known as sterilization antisepsis disinfection pasteurization sterilization antisepsis disinfection pasteurization ANSWER DOWNLOAD EXAMIANS APP
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