Acharya Nagarjuna University (ANU) 2005 M.Sc Microbiology VIII - FOOD AND INDUSTRIAL - Question Paper

M.Sc. (Final) DEGREE EXAMINATION, DECEMBER 2005.
Second Year
Microbiology
Paper VIII - FOOD AND INDUSTRIAL MICROBIOLOGY

Time : 3 hours Maximum :100 marks

PART A - (5 x eight = 40 marks)
ans any 5 of the subsequent.
All ques. carry equal marks.

1. ATP Photometry.
2. Association of molds and yeasts on foods.
3. Sauerkraut.
4. SCP.
5. Microbial transformation process.
6. Enrichment culture.
7. Semi continuous culture.
8. Cell harvesting.

PART B - (4 X 15 = 60 marks)
ans all the 4 ques..
All ques. carry equal marks.

9. (a) define different methods of preservation of foods.

Or

(b) elaborate the different causes of food spoilage ? define microbial spoilage of vegetable, fruits, cereal grains and meat.

10. (a) define different micro flora of milk. How do you make cheddar cheese ?

Or

(b) define different food borne infections with suitable examples.

11. (a) How do you screen microorganisms important for production of commercial products?

Or

(b) describe fermentation. define the range of fermentation process.

12. (a) Write an essay on solid state fermentations.

Or

(b) define industrial production of Citric acid.

Earning:   Approval pending.