BSc Biotechnology Sem IV 2015 16 2015-16 Biotech I Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 Baffles owing terms, (any four) 8 marks
2. Q7 Solid state fermentation
   • B) Answer (any two) of the following. 42
3. Q1 Describe the operations carried Out to achi i iti i Adda note on Containment. aseptic conditions during fermentations different types of aerators ON Continuous fermentation
4. Q2 ~A) Define the following terms. (any four) 4 marks
   • B) State whether the following statements are true or false and if false, correct the Statement. (any two). 4
5. Q1 Exponential phase is a unbalanced growth
6. Q2 In turbidostat, the essential nutrient is in limiting quantities The enzyme, Catalase, catalyzes the destruction of superoxide radicals
7. Q4 Gamma rays are non-ionizing radiations ) C) Answer (any two) of the following
8. Q1 Why do shift-up and shift-down experiments cause cells to enter unbalanced growth?
9. Q2 Briefly describe technique by which microbial population mass may be determined q 3) What metabolic and structural adaptations for extreme temperatures do psychrophiles and thermophiles have?
10. Q4 How do microorganisms protect themselves-against damage from U.V. and visible ight?
11. Q3 A) Fillin the blanks. (any four) bound electrostatically to exchanger are
12. Q2 First detailed description of chromatography is credited to
13. Q3 imparts colour to the compound all rays have same wavelengin is kn
14. Q6 of energy is called . (Photons, Quanta, hold the sample in spectroscopy the following terms. (any two) 4
15. Q2 Diffraction pattern
    • C) Answer (any two) of the following
16. Q3 Instrumentation of U.V. - Visible spectrophotometry
17. Q4 State Beer-Lambert’s law and elaborate with an example
18. Q4 Write a note on (any three) of the following. =
19. Q1 Solid state
20. Q2 Medium sterilisation
21. Q3 Effect of pressure on-microorganisms 4). Measurement of cell growth using the Petroff-Hausser counting chamber
22. Q5 Absorption spectrum

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