Physical and Chemical Agents Which of the following is not a disinfectant containing a heavy metal? Silver nitrate Copper sulfate Mercurochrome Chlorine Silver nitrate Copper sulfate Mercurochrome Chlorine ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following compounds are commonly used as general antiseptics to treat cuts and scratches? None of these Aldehydes Halogens Ethylene oxide None of these Aldehydes Halogens Ethylene oxide 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? Obligate Anaerobe Acidophile Mesophile Obligate Aerobe Obligate Anaerobe Acidophile Mesophile Obligate Aerobe ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following describes the effect of ionizing radiation on microbes? Induces electrons and protons to jump out of the molecules of the microbe Substantially decreases enzymatic activity, slowing microbial reproduction Changes the 3-dimensional structure of proteins to a 2-dimen-sional form None of these Induces electrons and protons to jump out of the molecules of the microbe Substantially decreases enzymatic activity, slowing microbial reproduction Changes the 3-dimensional structure of proteins to a 2-dimen-sional form None of these ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is bactericidal? Membrane filtration Ionizing radiation Deep freezing Freeze-drying Membrane filtration Ionizing radiation Deep freezing Freeze-drying ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following has most heat resistant spores? Clostridium perfringens Bacillus stearothermophilus Clostridium histolyticum Bacillus cereus Clostridium perfringens Bacillus stearothermophilus Clostridium histolyticum Bacillus cereus ANSWER DOWNLOAD EXAMIANS APP
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