Acharya Nagarjuna University (ANU) 2007 Post Graduate Diploma MICROBIOLOGY AND IMMUNOLOGY - Question Paper

(DBT 01)

P.G. DIPLOMA EXAMINATION, MAY 2007.

Biotechnology

Paper I – MICROBIOLOGY AND IMMUNOLOGY

Time: 3 hours Maximum: 100 Marks

ans any 5 ques.

All ques. carry equal marks.

1. define the general features of yeast with special reference to its cytology.

2. provide an account of the morphology and ultra structure of viruses.

3. define the various methods of sterilization for microbiological work.

4. explain the nutritional requirement of bacteria and discuss the kinetics of bacterial growth.

5. Outline the role of nif gene in the process of Nitrogen fixation.

6. define the role of microbes in sulphur cycle.

7. explain the reactions of specific antibodies with particulate antigens.

8. elaborate vaccines ? define the various kinds of vaccines and their use in the prevention of diseases.

9. elaborate monoclonal antibodies ? How are they produced ? discuss their uses.

10. define the structure and properties of immunoglobulins.

Earning:   Approval pending.