BSc Biotechnology Sem IV 2018 19 Apr 2018-19 BIOTECH ENVIRONMENTAL BIOTECHNOLOGY Question Paper - Mumbai University | munotes

Questions asked in this paper

• 1. Attempt all questions

1. Q2 All questions carry equal marks
2. Q4 Use of log tables and non-programmable calculator is allowed
3. Q1 a. Doas directed. (Any Six) 6 marks
4. Q1 in the blank: The sun’s energy can also be made directly into electricity using
5. Q2 are Petrocrops?
6. Q3 Define Acidogenesis
7. Q4 any one example of methanogenic bacteria used in production of Fill in the blank: is the process where the biomass is heated in an oxygen limited atmosphere to produce gaseous fuel
8. Q6 True or false Biogas is a mixture of gases produced when organic material is broken
9. Q7 volatile solids
10. Q8 any one algae producing hydrogenase enzyme
11. Q9 True or false Pyrolysis is the heating of biomass the absence of air at temperatures of
12. Q1 b. Answer the following questions. (Any Two) 14 marks
13. Q1 Define renewable energy. Explain any three sources of renewable energy
14. Q2 Elaborate on transesterification process for the production of biodiesel 3, Explain biological production of hydrogen Instructed. (Any Six) 06 Fill in the blank: is. a by-product of 2,4,6 trinitrotoluene toluene
15. Q2 State one example of organism used as a bioindicator in metal Give one advantage of biosensor is the metabolism of an organic compound in presence of a
16. Q5 one example of non-hazardous waste
17. Q6 State one advantage of Inverse fluidized bed biofilm reactor
18. Q7 Give one application of contact digester
19. Q8 State one advantage of anaerobic fermentation over aerobic fermentation
20. Q9 Give one advantage of Rotating biological contractor Answer the following questions. (Any Two) 14
21. Q1 Comment on - The chemical properties of xenobiotic compounds
22. Q2 Discuss the construction and working of Fluidised Bed reactor. Add a note on its advantages
23. Q3 Elaborate on the role of bioindicators in pollution monitoring with
24. Q3 a. Attempt the following objectives as directed: (Any Six) 6 marks
25. Q1 Give an example of an inorganic ion required for microbial activity in
26. Q2 Name the industrial effluent consisting of hydrocarbon content
27. Q3 in the blank: The organic matter solvents toxic to biological processes is
28. Q4 an example of bacterial flora of aerobic treatment systems
29. Q5 Fill in the blank: An example of an interaction existing between organisms present in mixed culture is
30. Q6 Fill in the blank: The plasmid OCT is involved in the degradation of the substrate
31. Q8 Name an algae used in biosorption
32. Q9 State the application of Biosorbent M
33. Q3 b. Elaborate on the following: (Any Two) 14 marks
34. Q1 Impact of pollutants on biotreatment
35. Q2 Use of bacteria in biosorption
36. Q4 a. Answer the following objectives as instructed: (Any Six) Fill in the blank: are thermal degradation products of sugars 6 marks
37. Q2 Name any one anaerobic device for treatment of distillery waste
38. Q3 any one fungi used for bioremediation of azo dyes
39. Q4 Name any one method of curing hides in leather industry
40. Q5 Name any one natural dye obtained from animals
41. Q6 any one non-wood fibre used for manufacture of paper
42. Q7 Name any one solid support media used in fixed film bioreactor
43. Q8 Name the genetically engineered bacteria used for degradation of oil
44. Q9 What is VOC’s?
45. Q4 b. Give an account of the following questions: (Any Two) 14 marks
46. Q1 Treatment of tannery effluents
47. Q2 Characteristics of distillery effluent
48. Q3 Treatment of dairy waste water Short notes on the following (Any Four) 20
    • a. Biomass energy
    • b. Packaged microorganism in wastewater treatment
    • c. Sources of heavy metal pollution
    • e. Application of immobilized biocatalyst in waste water treatment
    • f. Tertiary and enzymatic treatment of paper and pulp industry effluent

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