Afs2304:Food And Industry Microbiology Question Paper

Afs2304:Food And Industry Microbiology

Course:Bachelor Of Science In Food Science And Nutrition

Institution: Meru University Of Science And Technology question papers

Exam Year:2014

QUESTION ONE – (30 MARKS)
(a) Using diagram explain difference between upstream and downstream processing in fermentation process. (8 Marks) (b) State five applications of industrial microbiology. (5 Marks) (c) Briefly explain the difference between inhibition and killing principles employed in food preservation. (4 Marks) (d) State three classes of carrier molecules found in electron transport chain. (3 Marks) (e) Name any five medically important proteins produced by genetically engineered microorganisms and their uses.. (10 Marks)
QUESTION TWO – (20 MARKS)
Enzymes play a critical role in industrial processes. Using relevant examples discuss application of enzymes in food bioprocessing. (20 Marks)
2
QUESTION THREE – (20 MARKS)
(a) Production of fermented foods involves organisms that are biochemically fermentative. Give examples of three products and respective micro-organisms involved in their production. (6 Marks) (b) Briefly discuss seven benefits of fermented foods and food products. (14 Marks)
QUESTION FOUR – (20 MARKS)
Food serves as growth medium for different kinds of micro-organisms. Discuss five important micro-organisms associated with food. (20 Marks)

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Afs2304:Food And Industry Microbiology Question Paper

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