(DMB 01 (NR)) 1) Koch Postulates. 2) Carl woes. 3) 16 S r RNA. 4) Actinomycete. 5). Write the major historical development in Microbiology

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1 (DMB 01 (NR)) ASSIGNMENT - 1, DEC PAPER- I : INTRODUCTION MICROORGANISMS 1) Koch Postulates 2) Carl woes 3) 16 S r RNA 4) Actinomycete 5). Write the major historical development in Microbiology 6) Describe the ultrastructure of typical bacteria cell. 7) Write about numerical taxonomy. 8) Give a detailed account on Staphylococcus and E.coil.

2 (DMB 01 (NR)) ASSIGNMENT - 2, DEC PAPER- I : INTRODUCTION MICROORGANISMS 1) TMV 2) Iwanowsky 3) Economic Importance of Fungi 4) Volutin granules 5) Write an elaborate account on subviral agents. 6) Discuss different modes of virus transmission. 7) Write a brief account on general protozoans. 8) Narrate the economic importance of Algae.

3 (DMB 02 (NR)) ASSIGNMENT - 1, DEC PAPER- II : MICROBIOLOGICAL METHODS 1) Autoclave 2) Gram s staining 3) Brewer s Jar 4) Maintenance of Microbial cultures. 5) Discuss about bacteriological media. 6) Write an elaborate account on various concepts, principles involved in Microscopy. 7) Give concise account on different plating methods in isolation of bacteria. Add a note on their merits and Demerits. 8) Write in detail about Enrichment techniques.

4 (DMB 02 (NR)) ASSIGNMENT - 2, DEC PAPER- II : MICROBIOLOGICAL METHODS 1) Plaque assay 2) Principle of GLC 3) GM counter 4) Iso electric focussing. 5) Write a brief note on the principle, instrumentation and applications of various centrifugation techniques. 6) Explain about isolation and purification of viruses. 7) Describe the principle, Instrumentation and applications of Mass spectroscopy. 8) Define radio activity, what are the different radio active substances used in biology.

5 (DMB 03 (NR)) ASSIGNMENT - 1, DEC PAPER- III : MICROBIAL PSYSIOLOGY AND BIOCHEMISTRY 1) Growth curve 2) Auxotroph 3) Methylotrophs 4) Autotrophy 5) Discuss about various factors affecting bacterial growth. 6) Explain about nutrient transport in bacteria. 7) Give concise account on photosynthetic mechanisms of purple and green bacteria. 8) Write about sulphur and Iron oxidizers and their importance in Bioremediation.

6 (DMB 03 (NR)) ASSIGNMENT - 2, DEC PAPER- III : MICROBIAL PSYSIOLOGY AND BIOCHEMISTRY 1) Lactate Fermentation 2) Nitrate reduction 3) Nucleotides 4) Activation Energy 5) What is the structure of ATP and explain in detail about different types of phosphorylations. 6) Describe HMP pathway. 7) Write an elaborate account on nature and classification of Enzymes. 8) Narrate about Nitrogen bases in Nucleic acids.

7 (DMB 04 (NR)) ASSIGNMENT - 1, DEC PAPER- IV : ENVIRONMENTAL AND AGRICULTURAL 1) Aeroallergens 2) Phytoplankton 3) Organic matter decomposition 4) Baiting technique 5) a) Describe about water borne pathogens. 6) Give a concise account on aeromicrobiology. 7) Explain in detail about soil environment. 8) Write elaborately about phosphorous transformations in soil.

8 (DMB 04 (NR)) ASSIGNMENT - 2, DEC PAPER- IV : ENVIRONMENTAL AND AGRICULTURAL 1) Rhizobia complex 2) Phosphate solubilizers 3) Trichoderma 4) Plant quarantine 5) Discuss briefly about "Bio inoculants". 6) Narrate about "Biological Nitrogen fixation". 7) Describe the symptomology, etiology, epidemiology and control of 'powdery mildew' disease. 8) Write about the development of disease resistant varieties.