B.Sc. (MICROBIOLOGY):BASIC MICROBIOLOGY,Annamalai University Question Paper December

Annamalai University Question Paper December 2014
B.Sc. DEGREE EXAMINATION December 2014
 (MICROBIOLOGY)
(FIRST YEAR)
(PART-III)
(GROUP A: MAIN)
530. BASIC MICROBIOLOGY
Time: Three hours Maximum: 100 marks
 SECTION – A
 Answer any TEN questions
(10×2=20)
Define /Write briefly:
 1. Stanley.
2. Alexander Flemming.
3. Immunity.
4. Waksman.
5. Louis Pasteur.
6. Leeuwenhoek.
7. Resolving power of the microscope.
8. SEM.
9. TEM.
10. Micrometry.
11. Virus.
12. Algae.
13. Fungi.
14. Protozoa.
15. Filtration.
 SECTION – B
 Answer ALL questions
(5×7=35)
 Each answer should not exceed 300 words
 16. a) Explain the contribution of Spellanzani and Robert Koch in the
field of microbiology.
(OR)
 b) Explain the history and scope of microbiology.
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 17. a) Give the principles and applications of Fluorescent microscopy.
(OR)
 b) Discuss the principle and applications of dark field microscopy.
 18. a) Distinguish between prokaryotes and eukaryotes.
(OR)
 b) Describe the general characteristics and nature of Archoebacteria
and Chlamydias.
19. a) Briefly explain the pure culture technique.
(OR)
 b) Explain the types of staining.
20. a) Give a brief account on antizen –antibody reactions.
(OR)
 b) Write a short account on agglutination and precipitation reactions.

 SECTION – C
 Answer any THREE questions
(3×15=45)
21. Explain the contribution of Lazzaro Spallanzani, John Tyndall and
Joseph Lister in the field of microbiology.
22. Throw light on the principle instrumentation and applications of
instrumentation and applications of phase contrast microscopy.
23. Discuss the general characteristics and nature of enbacteria,
cyanobacteria and Spirochaetes.
24. Explain the physical and chemical methods of sterilization.
25. Describe the principles of microbial genetics.
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