Download PTU B.Tech 2020 March Biotechnology 6th Sem BTBT 601 Fundamentals Of Biochemical Engineering Question Paper

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Roll No. [ ] [ [ ] [ [ ] Total No. of Pages : 02
Total No. of Questions : 09

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INSTRUCTION TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students has to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students has to attempt any TWO questions.

SECTION-A

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1. Discuss briefly :
   1. Oxygen uptake rate
   2. Thermal death kinetics
   3. Turbidostat
   4. Repeated fed batch system
   5. Spiral heat exchangers

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   6. Bioreactor
   7. Scale-up of processes
   8. Process variables
   9. Stirred tank reactor
   10. Aerobic cultures

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SECTION-B

2. Discuss the mass and energy balance in biological processes.
3. What do you understand from unstructured batch growth models? Explain.
4. Describe the continuous cultivation in turbidostat and chemostat.

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5. Describe the in-line controls used for measurements of process variables in bioreactors.
6. Describe the scale-up principles and difficulties in bioprocesses.

SECTION-C

7. Describe the various types of aeration and agitation systems used in bioreactors.
8. Describe the theory and design of depth filters used for sterilization of air in bioreactors.

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9. What is oxygen uptake rate? Describe the oxygen consumption and heat evolution in aerobic cultures.

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