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#Question id: 34349


Which of the following plots can be used to determine TDT and Z-value?

#XL - S Microbiology
  1. Log of surviving cells vs. time at a constant temperature
  2. Log D-value vs. temperature
  3. Log TDP vs. microbial concentration
  4. D-value vs. time

Answer:- Option(s): 1,2


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TLS Online TPP Program

#Question id: 32936

#XL - S Microbiology

Decimal reduction time (D-value) is:

TLS Online TPP Program

#Question id: 32937

#XL - S Microbiology

A bacterial culture initially contains 1,000,000 (106) CFU. After 6 minutes of heat treatment at 80°C, the bacterial count decreases to 1,000 (103) CFU. Calculate the decimal reduction time (D-value) at 80°C.

TLS Online TPP Program

#Question id: 32938

#XL - S Microbiology

Match the following: 


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#Question id: 32939

#XL - S Microbiology

Which of the following statements regarding microbial control is correct?

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#Question id: 32940

#XL - S Microbiology

Match the antimicrobial agents in group I with their category/mode of action in group II. 


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#Question id: 32941

#XL - S Microbiology

The extracellular matrix of a biofilm primarily consists of:

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