Q. The word cell was first used by

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Q. What are Blue-Green bacteria called?

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Q. The endosymbiosis hypothesis provides an explanation for how

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Q. The Archaea include all of the following except

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Q. Which of the following articles can be sterilized in an autoclave?

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Q. Which of the following disinfectants act by disrupting microbial membranes?

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Q. Which of the following is best to sterilize heat labile solutions?

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Q. The time required to kill 90% of the microorganisms in a sample at a specific temperature is the

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Q. Which of the following is best used for long term storage of microbial samples when carried out properly?

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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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