The shortest time required to kill all the microbes in a sample at a specified t

Question

The shortest time required to kill all the microbes in a sample at a specified temperature is called the: 0 thermal death point (TDP). thermal death time (TDT) O sporicidal time. O death phase point. O None of the choices are correct QUESTION 35 All of the following pertain to hypochlorites, except O release hypochlorous acid in solution. O cause denaturation of enzymes found in iodophors. O used to disinfect dairy, restaurant, and medical equipment O found in common household bleach. QUESTION 36 All of the following are correct about the autoclave, except: O it is important not to overload the chamber. O it is effective for sterilizing powders, oils, and waxy substances. the duration of the process depends on how full the chamber is. O it is the temperature that kills the microbes, not the pressure by itself O stenlization is achieved when steam condenses against the objects in the chamber and raises their temperatures QUESTION 37 The process that destroys or removes all microorganisms and microbial forms including bacterial endospores is O disinfection. O stenilization. O antisepsis O sanitization. O degermation. QUESTION 38 Which control method would not be a suitable choice for killing Mycobacteria in a capped culture tube? O ultraviolet (germicidal) light o gamma rays O 121 C at 15 psi for 15 minutes O 160° C for 2 hours O All of the choices are correct

Explanation / Answer

34. thermal death time (TDT)

35. found in iodophors

36. It is effective for sterilizing powders, oils, and waxy substance

37. sterilization

38. ultraviolet (germicidal) light

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