MSc Biotechnology SEM II 2018 19 May 2018-19 BIOTECH BIOPROCESS TECHNOLOGY Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 Answer any two of the following: 12 marks
   • a) Elaborate the factors that affect the KLa values in a fermentation vessel
   • b) Describe the two types of heat exchangers used in continuous sterilizers for the treatment of fermentation media
   • c) Explain the principal mechanisms of fermenter agitation
   • d) Discuss the advantages of solid- state fermentation over submerged liquid fermentation
2. Q2 Answer any two of the following: 12 marks
   • a) Describe the factors that determine the appropriate recovery and purification of product
   • b) Elaborate on the mechanical methods used for cell disruption
   • c) Explain the role of reverse osmosis and ultrafiltration for recovery of product
   • d) Discuss the methods of effluent disposal methods
3. Q3 Answer any two of the following: 12 marks
   • a) Schematically explain unit operations in preparation of protein hydrolysates
   • b) Describe the production of sweetner’s from starch and give its uses
   • c) Discuss the role of Glucose Oxidase in deoxygenation and desugaring of food products
   • d) Elaborate on the different enzymes used in cheese making
4. Q4 Answer any two of the following: 12 marks
   • a) Algae as promising source of food colour
   • b) Explain the main difference between LAB and conventional antibiotics
   • c) Describe the role of microbes in the preservation of vegetables
   • d) Discuss the commercial production of vinegar by quick process
5. Q5 Write short notes on any three of the following: 12 marks
   • a) Media optimisation
   • b) Approaches for separation of soluble products
   • c) Lipase catalyzed interesterification of edible oils and fats
   • d) Properties and application of Xanthan gum
   • e) Malt and malting process

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