Physical and Chemical Agents Milk is pasteurized in batch method by keeping it at 72°C for 6 minutes 72°C for 60 seconds 73°C for 30 minutes 63°C for 30 minutes 72°C for 6 minutes 72°C for 60 seconds 73°C for 30 minutes 63°C for 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents A(n)____is used to prevent infection by killing or inhibiting pathogen growth on animal tissues. disinfectant bacteriostatic agent sanitizer antiseptic disinfectant bacteriostatic agent sanitizer antiseptic ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which disinfectant would be most effective against Staphylococcus found in a blood spill? Phenol Cetylpyridinium chloride None of these Hexachlorophene Phenol Cetylpyridinium chloride None of these Hexachlorophene ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following is most effective for sterilizing mattresses and plastic petri plates? Glutaraldehyde Ethylene oxide Chlorine Ultraviolet radiation Glutaraldehyde Ethylene oxide Chlorine Ultraviolet radiation ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following describes the effect of ionizing radiation on microbes? Substantially decreases enzymatic activity, slowing microbial reproduction Induces electrons and protons to jump out of the molecules of the microbe None of these Changes the 3-dimensional structure of proteins to a 2-dimen-sional form Substantially decreases enzymatic activity, slowing microbial reproduction Induces electrons and protons to jump out of the molecules of the microbe None of these Changes the 3-dimensional structure of proteins to a 2-dimen-sional form ANSWER DOWNLOAD EXAMIANS APP
Physical and Chemical Agents Which of the following was the first widely used antiseptic and disinfectant? Iodine Alcohol Chlorine Phenol Iodine Alcohol Chlorine Phenol ANSWER DOWNLOAD EXAMIANS APP
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