M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
First Semester
Microbiology
Core I — GENERAL MICROBIOLOGY
(CBCS 2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. Explain about enrichment media.
2. Spontaneous generation theory.
3. Short note on Ziehl Neelson staining.
4. Functions of Pili.
5. Chemical composition of fungal cell wall.
6. Give importance of Diatoms.
7. What is Prion?
8. Comment viral DNA.
9. Name the microscope using living object.
10. Any two difference in TEM and SEM.
Sub. Code
530101
RW-873
2
WSS
Part B x 5 25)
Answer all questions, choosing either or
11. Comments on Haeckel's three kingdom concept.
Or
Discuss about Whittaker five kingdom concept.
12. Describe about mycoplasma profile.
Or
Explain about reserve food materials.
13. Give general characteristics features of algae and
its classification.
Or
Describe about fungal cell wall.
14. Explain ultra-structure of virus and its
classification.
Or
Explain the structure of bacteriophage and its
properties.
15. Write about phase contrast microscope.
Or
Explain about the TEM.
Part C x 10 30)
Answer any three questions.
16. Briefly explain the Bergey's manual system of bacterial
classification.
17. Explain the function of cell wall and give the explanatory
structure it.
RW-873
3
WSS
18. Give a detail diagrammatic structure and life cycle
pattern of Rhodophyta.
19. Discuss about the lytic and lysogenic cycle in virus.
20. Write about confocal microscopy structure, working
principle and applications.
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