Q. Vegetative cells are much more sensitive to heat than are spores.

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Q. Which of the following conditions are required for determination of thermal death time?

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Q. Which of the following apparatus is used to provide steam under regulated pressure?

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Q. The general pressure at which the autoclave is operated is ___________

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Q. Some amount of air is also essential inside the chamber of the autoclave.

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Q. Which of the following methods is used for killing microorganisms of only certain types and not all microorganisms?

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Q. Which of the following instruments is used to perform tyndallization?

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Q. Which of the following actions occur due to low temperature?

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Q. Which of the following are resistant to desiccation?

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Q. Passage of water from a low solute concentration into the cell is referred to as ______________

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Q. Which of the following radiations have the energy to knock electrons away from molecules and ionize them?

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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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