Gujarat University 2003 M.Sc Microbiology -V - Question Paper

Time : three Hours Total Marks : 100

Instruction : All ques. carry equal marks.

1 explain any 2 critically :
(a) Microbial production of penicillin and its recovery.
(b) Treatment of different disease by modification, induction and
or replacement of genetic material.
(c) 11-??hydrolysis of steroids and provide significance.
(d) Principles and methodology used for production of different
vaccines.
2 Write with examples any 2 :
(a) Fermentative production of beer
(b) Starter cultures and their uses
(c) Production and uses of glutamic acid
(d) Microbiology of vitamin B12 production.
3 define microorganis used, critical parameters of fermentation
and uses of
(a) Fungal amyluses
(b) Proteases
(c) Acetone-butanol
(d) gibberalic acid.
4 ans any 2 :
(a) What is gasohol ? discuss its global scenario.
(b) explain microbial production of Dextran and provide recovery
process.
(c) explain comparative potential of biosurfactants and synthetic
surfactants.
(d) define microbiology and biochemistry of bio-gas production.
5 explain critically any 2 :
(a) Role of sulfur bacteria in metal extraction.
(b) Bioreactor process for metal extraction from concentrates
(c) Desulfurization of coal and provide its significance
(d) Role of microorganisms in secondary recovery of oil.

Earning:   Approval pending.