B.Sc. (Biochemistry) Sem III 2014 2015 2015 Paper Lll Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 A. Explain the following: (any 4) (3M)
   • 2. Cold sterilization
   • 3. COD 7. Contamination
   • 4. Aseptic 8
2. Q1 B. Answer the following: (any 2) (6M)
   • 1. What do you mean by protoplast fusion’?
   • 2. Write down the different advantages of ATC
   • 3. Is pasteurized milk sterile? Explain 4, What do you mean by food poisoning? Name the diseases caused by contaminated = QI. C. Answer the following: > the different applications of transformation? Elaborate on the methods employed for the detection of fecal contamination in potable
   • 2. Give examples used in fermentation medium State the advantages State the importance of corn-steep liquor as a component
   • 4. Sta LICL JT as on ponent of termen Deseribe the giant colony techniqu Answer the following: (any 1) (6M) 4 1, Describe Centrifugation as a process for downstream processing of fermentation products
   • 2. Write a short note on nitrogen sources and used in preparation of fermentation
   • A. Answer the following: (any 4) (8M)
   • 1. Give two examples of yeasts used for SCP production, a 2, Name any two semi synthetic penicillins
   • 3. Name any two materials used in adsorption as method of immobilization of enzymes Define secondary metabolite? Name any one Give the action of pyruvate decarboxylase What is a biosensor? Name any one type Give different types of proteases Give two examples of organisms used in cheese production, Answer the following: (any 2) (6M) Give any three methods for stabilization of soluble enzymes Give uses of ethanol What is rennet? What is its use in cheese production? = Explaincross linking or copolymerization with respect to immobilization of enzymes?
   • C. Answer the following: (any 1) (6M) 7 Give an account on substrates used for single cell protein production Give a brief account on biosensors
   • A. Explain the following: (any 1) QM) Do as directed: (any Callus is called as an mass of cells 2, Name any two chemical preservatives used in food preservation
   • 3. Name any two infections transmitted by aerosols Pollen culture is a part of animal tissue culture, (True False) Talcum powder is sterilized using
   • 6. Bacteria are good for growth of plant cells (state whether

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