BSc Biotechnology Sem IV ATKT 2014-15 Paper L Add Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 Explain the following terms (any two)
   • (B) Fill in the blanks (any four) 4
2. Q1 The form of virus which remains integrated into the host chromosome is called a
3. Q2 Viruses that lack envelope are called viruses
4. Q3 Hormone is secreted by the islets of Langerhans of pancreas which catabolizes glucose in Hib vaccine is used for organism
5. Q5 RNA as template to make DNA employing a unique enzyme called
6. Q6 Bacteriophages that can follow either pathway — lytic or lysogenic are called phages polio vaccine in which attenuated forms of the virus are employed
7. Q8 Incase of Influenza virus genome is segmented into linear single — stranded RNA molecules
8. Q1 (C) Discuss (any two) of the following. Preparation of TAB vaccine along with its variants 12 marks
9. Q2 Human growth hormone production with reference to application of biotechnology in medical science Structure of viruses in general
10. Q4 Methods of viral enumeration
    • (A)Name the following (any two) Microorganisms which fix nitrogen by living in the roots of legumes and other plants
11. Q2 Transformation of nitrates to gaseous nitrogen accomplished by microorganisms in a series of biochemical
12. Q3 Final treatment of sewage which includes usage of different chemicals and disinfectants Sewerage system which carry off domestic and industrial water PY. Measure of oxygen consumed during the oxidation of the oxidisable organic matter by a strong oxidizing A dark colored amorphous substance which improves the texture and structure of soil Enzyme complex involved in nitrogen fixation which is sensitive to oxygen Film of microorganisms formed on the filtering medium of the trickling filter tank
    • (B) Explain the following terms (any two) 4
    • (C) Give an brief account on (any two) of the following Physical characteristics of soil 10
13. Q2 Carbon cycle
14. Q3 Chemical and microbiological characteristics of wastewater
    • (A) Fill in the blanks (any four) is independent of the substrate
15. Q1 In phase of batch fermentation the growth rate of cells is concentration as long as excess substrate is formed
16. Q2 In process substrate is added in increments as the 4 marks
17. Q3 The production of vinegar utilizes various oxidize ethano
18. Q4 is a cryoprotective agent
19. Q5 screening gives the information regarding the spectrum of which is sensitive to a newly discovered antibiotic.
20. Q6 is a situation where the end product of a biochemical pathway prevents the synthesis of
21. Q7 Cell growth is controlled by adjusting the concentration of one subatrate in the
22. Q8 involves the freezing of a culture followed by its drying under vacuum which results in the sublimation of cell water
    • (B) Explain (any two) of the following 4
    • Q. (C) Answer (any two) of the following. 12
23. Q1 What do you mean by submerged fermentation? In brief explain the process of gluconic acid production?
24. Q2 Elaborate on the method used for the long term preservation of microorganisms,
25. Q3 Mention the differences between batch and continuous fermentation
26. Q4 How would you primarily . extracellul i
27. Q1 V Write short notes (any three) of the following as
28. Q2 Imhoff tank
29. Q3 Nitrogen fixation. ‘ 4, Life cycle of T4 phage Somatostatin production with reference to application of biotechnology in medical science
30. Q6 Exponential phase :

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