Q. Which of the following is not a disinfectant containing a heavy metal?

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Q. Which is the most important surface active disinfectants?

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Q. Which disinfectant would be most effective against Staphylococcus found in a blood spill?

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Q. Which of the following substances can sterilize?

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Q. Milk is pasteurized in batch method by keeping it at

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Q. Preservation of foods by using salts and sugars works by

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Q. Which of the following items could be sterilized by dry heat sterilization?

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Q. Which of the following does not kill endospores?

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Q. Which disinfectant was the most effective against Salmonella"?

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Q. If a canning procedure is not properly followed, which type of microbe is most likely to grow in the canned food?

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Q. Bactericidal concentration of phenol is

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Q. Which of the following is most effective for sterilizing mattresses and plastic petri plates?

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Q. Which of the following skin disinfectant(s) is/are most frequently used?

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Q. All of the following are sporicidal except

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Q. Which of the following describes the effect of ionizing radiation on microbes?

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Q. The process of making an object free from living organisms including bacterial and fungal spores and viruses is known as

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Q. Media containing spores and thermolabile constituents are sterilized by

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Q. A(n)____is used to prevent infection by killing or inhibiting pathogen growth on animal tissues.

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Q. One drawback to the use of ultraviolet light as a sterilizing agent is its

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Q. Ethylene oxide is used to destroy or kill which of the following microbes?

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