microbiology-physical-and-chemical-agents Related Question Answers
26. The organisms retained in the fluids filtered by Seitz filter is
27. Which of the following material is sterilized by heating at 160°C in a hot air oven for one hour?
28. For sterilization of which material gamma rays can be used?
29. Which of the following is sterilized with the help of glutaraldehyde?
30. The time in minutes at a specific temperature needed to kill a population of cells is the
31. Which of the following is a limitation of the autoclave?
32. Which of the following has most heat resistant spores?
33. The lowest temperature that kills all microorganisms in a liquid suspension in 10 minutes is known as the
34. Which of the following tests is designed to simulate the natural conditions under which the disinfectants are used in hospitals?
35. Steam exposure of a material at 100°C for 20 minutes for three consecutive days is known as
36. Which of the following material is sterilized by use of red heat?
37. Which of the following methods will not sterilize?
38. Which of the following is/are vapour-phase disinfectant/s?
39. Sweet and salty foods frequently don't require refrigeration to prevent spoilage because they have
40. Iodophores are mixture of
41. Which of the following compounds are commonly used as general antiseptics to treat cuts and scratches?
42. Complete destruction of the microorganisms is commonly known as
43. Which of the following articles can be sterilized in an autoclave?
44. Which of the following disinfectants act by disrupting microbial membranes?
45. Which of the following is best to sterilize heat labile solutions?
46. The time required to kill 90% of the microorganisms in a sample at a specific temperature is the
47. Which of the following is best used for long term storage of microbial samples when carried out properly?
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