Microbiology Model Question Paper (Theory) MBY-111 Introductory Microbiology, Microbial Techniques and Biology of. Microorganisms

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1 Microbiology Model Question Paper (Theory) MBY-111 Introductory Microbiology, Microbial Techniques and Biology of Microorganisms Paper: I SEMESTER I (Sep/Oct 2018) Time: 3Hrs Max.Marks:60 Part-A Note: Answer ALL questions 4x10 = 40M 1. a) Discuss the various contributions of Robert Koch and Winogradsky? b) Discuss the controversy over spontaneous generation vs. Biogenesis theory? 2. a) Define differential staining? Explain the any two methods of differential Staining methods. b) Write about Whittaker s five kingdom concept and three domain concept of Carl Woes classification? 3. a) Explain in Detailed about physical methods of sterilization? b) Define Disinfection? Explain the following chemical methods of sterilization Alcohols, Halogens, Aldehydes 4. a) Write an essay on various methods of Preservation Techniques? b) Give a detailed account on ultra structure of Bacterial cell? Part-B Answer any FIVE questions. All carry equal marks 5x4=20M 5. Edward Jenner 6. General characteristics of algae 7. Principle and procedure of autoclaving. 8. Differences between Streak plate method &Pour plate method. 9. Structure of flagellum. 10. Lyophilization. 11. Applications of Microbiology. 12. Structure of HIV.

2 II BSC; MICROBIOLOGY Paper II: MICROBIAL GENETICS AND MOLECULAR BIOLOGY Semester 3, Model Question Paper 2018 Time: 3hrs Max Marks=60 PART-A Answer Four of the following; 10x4=40 M 1. a) Explain semi-conservative mechanism of replication with the help of enzymes involved in it? b) Write notes on experiments to prove that DNA is Genetic material? 2. a) Write in detail about various types of mutations? b) Write notes on methods of genetic recombination in bacteria? 3. a) Discuss in detail about types of RNA and their functions? b) Write in detail about genetic code? 4. a) Explain about Lac Operon model? b) Write an essay on applications of genetic engineering? Answer any five questions 1. Plasmids 2. Physical mutagens 3. SOS repair mechanism 4. Structure of ribosomes 5. Translation 6. PCR 7. Restriction endonucleases 8. PBR 322 PART B 5 x 4 = 20 M

3 III BSC; MICROBIOLOGY ENVIRONMENTAL & AGRICULTURAL MICROBIOLOGY PAPER III, Model Question Paper Time: 3 hours 60marks Maximum: SECTION - A Answer ALL of the following questions. (4 x 10 =40marks) 1. a) Describe Soil profile and Soil Micro flora b) Write about Aero micro flora and dispersal of microbes 2. a) Explain Microbial interactions b) Discuss the role of Microorganisms in carbon cycle 3. a) Give an account on Sewage treatment b) Write the Methods of Solid waste disposal 4. a) Describe plant growth promoting microorganisms b) Describe the concept and principles of plant disease control. SECTION B Answer any FIVE of the following questions (5 x 4 = 20 marks) 1. Extremophiles 2. MPN 3. Antagonism 4. BOD 5. Marine Micro flora 6. Rhizobium 7. Citrus Canker 8. Non Symbiotic nitrogen fixation

4 III BSC; MICROBIOLOGY FOOD AND INDUSTRIAL MICROBIOLOGY PAPER IV, Model Question Paper 2018 Time: 3 hours Maximum: 60marks SECTION - A Answer ALL of the following questions. (4 x 10 =40marks) 1. a) Write about Microbial based transformation of Steroids. b) Explain Immobilization methods and their application. 2. a) Give an account on Methane production. b) Write about Bioethanol and Biodiesel production. 3. a) Give a general account on Patents. b) Discuss about Trademarks. 4. a) Write a note on the downstream process b) Explain in detailed about Industrial production of penicillin SECTION B Answer any FIVE of the following questions (5 x 4 = 20 marks) 1. Food intoxication 2. Probiotics 3. Fermentor 4. Salmonellosis 5. Amylase production 6. Industrial importance of Actinomycetes 7. Ingredients of Fermentation media 12. Penicillin

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