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2 D 90242-B

The legal rights granted for new inventions are called
Orleans process is used for the industrial production of —————.

(Penicillin, Citric acid, Vitamin B12, Acetic acid).
(12 x 1 = 12 marks)

Section B

Answer at least eight questions.
Each question carries 3 marks.
All questions can be attended.

Overall Ceiling 24.
What are secondary metabolites ? Give one example.
What are the objectives of using impellers in a biofermenter ?
What is corsteep liquor ?
What is the application of crowded plate technique in industrial microbiology ?
Explain solid sheer technique.
What are filter aids ?
What is homolactic fermentation ?
What is solid state fermentation ?
What are non-patentables ?
What is a trade mark ?
(8 x 3 = 24 marks) ٠
Section C

Answer at least five questions.
Each question carries 6 marks.
All questions can be attended.

Overall Ceiling 30.
Use of computers in fermentation industry.
Raw materials used for fermentation media preparation.
Methods for primary screening of production strains.
Cell disruption techniques.

Vitamin B12 production.