Andhra University 2007 B.Sc Chemistry General Microbiology - Question Paper

BS - 127

Part II - Microbiology
(Common Core Scheme)
Paper I - General Microbiology

Time: three hrs
Maximum Marks: 100

part A
2 X 12.5 = 25 m

ans all ques.

1. elaborate the microorganisms current in water ? How are they be removed from water ?
2. explain the importance of pure cultures and write on its isolation.

part - B
6 X five = 30 m

3. Write briefly on any 6 of the following:
(a) Koch Postulates
(b) Physics of Electron Microscope
(c) Nomenclature of Bacteria
(d) Structure of Walvox
(e) Arrangement of T4 Phase
(f) Lithotrophs
(g) Heat Sterilization
(h) Advantages of Phosphate test

part - C
3 X 15 = 45

Attempt any Three

4. define the studies of Leewenhock, Louis Pastuer and Alexander Flemming.
5. explain the structural differences of Yeast and E.Coli
6. define the life cycle of fungi.
7. Draw the structure of TMV and define its life cycle.

Earning:   Approval pending.