Author: karthick muthumani

What is the biochemical mechanism behind the formation of black-centered Salmonella colonies on XLD (Xylose Lysine Deoxycholate Agar) agar? Answer. A Sulfer reduction-> Iron reaction-> Black precipitation Reason: Salmonella breaks…

Membrane filter technique is one of the methodologies in MLT, There the sample is filtered through a membrane with a pore size of ___________ Answer A.0.45 μm. why 0.45  μm…

Pour plate method is one of the methodologies in MLT. Why 1 ml sample is used to here ? Answer E. All of the above Why 1ml is used to…

Crowded plating is one of the methodologies of primary screening is used to detect the what kind of Microbes Answer is c. Antibiotic producers The Crowded Plate Technique is one…

There are two types of water is used in pharmaceutical industries they are ? Answer A. The primary reason two different grades of water are used is patient safety balanced…

Before scale up a product into a large amount from small amount need to select a particular microbe & modify it called __________ The goal is to develop a “super-microbe”…

To select a specific microbe from environmental source for a fermentation process is called A. Characterization B. Screening C. Classification D. Validation screening is the systematic process of separating a…

BET (Bacterial endotoxin test) is used detect the presence of endotoxins in samples and this endotoxins are known as A. Pyrogens B. Pryogens C. Cytokines D. Apyrogens Answer : A.…