Q. Wavelengths around ___________ have the highest bactericidal efficiency.

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Q. Which of the following inhibits DNA replication?

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Q. Which material is used for the Berkefeld filter?

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Q. A chemical agent that kills the microorganisms and is commonly applied to substances used on inanimate objects are _______________

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Q. An agent that prevents the growth of bacteria are known as __________________

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Q. For using any chemical agent, we need to increase the temperature of the environment.

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Q. Which of the following is the characteristics of a sanitizer?

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Q. Which of the following is not a chemical agent for microbial control?

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Q. Escherichia coli is much more resistant to cationic disinfectants than Staphylococcus aureus.

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Q. The process of killing all microorganisms along with their spores is ____________________

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Q. Which of the following are generally applied on living animal tissues?

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Q. How much percentage of aqueous solution of phenol rapidly kills the vegetative cells of microorganisms?

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Q. The antimicrobial activity of phenolics is not reduced at which of the following conditions?

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Q. Alcohol concentrations above 60% are effective against _________________

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Q. Polyvinylpyrrolidone (PVP) is a complex belonging to which group?

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Q. Which of the following agents irreversibly oxidize and inactivate proteins with sulphydral groups?

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Q. Chlorinated lime is the alternative name for __________________

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Q. Chloramines are more stable than than hypochlorites.

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Q. Solutions of sodium hypochlorite of a 1% concentration are used for ________

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Q. Which among the following is an example of organic compound of mercury?

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