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Bota 00225: General Microbiology Question Paper

Bota 00225: General Microbiology

Course:Certificate In Animal Health And Production

Institution: Chuka University question papers

Exam Year:2012

1
CHUKA UNIVERSITY
COLLEGE
UNIVERSITY EXAMINATIONS
FIRST YEAR EXAMINATION FOR THE AWARD OF
CERTIFICATE IN ANIMAL HEALTH AND PRODUCTION
BOTA 00225: GENERAL MICROBIOLOGY
STREAMS: CERT. ANHP Y1S1 TIME: 2 HOURS
DAY/DATE: WEDNESDAY 13/12/2012 11.30 A.M – 1.30 P.M.
INSTRUCTIONS:
Answer all questions in Section A and any Two in Section B.
SECTION A: (30 MARKS)
1. Outline the characteristics of bacteria. [5 marks
2. (a) Distinguish between eukaryotic and prokaryotic cells. [3 marks]
(b) Explain the importance of normal flora to living organisms. [3 marks]
3. (a) State the germ theory of disease. [2 marks]
(b) Explain the importance of aseptic technique. [3 marks]
4. Describe the economic importance of fungi in Agriculture. [6 marks]
5. Explain the principle behind the control of microbes by the following methods:
(a) autoclaving [2 marks]
(b) refrigeration [2 marks]
6. Name two viral diseases in livestock and explain their modes of transmission.
[4 marks]
SECTION B: (40 MARKS)
7. (a) Describe environmental factors that influence the growth of microorganisms.
[12 marks]
(b) Discuss mechanisms of nutrition in microorganisms. [8 marks]
2
8. (a) Describe methods used to culture microorganisms. [10 marks]
(b) Explain the streak plate method. [10 marks]
9. (a) Using diagrams, describe morphology of bacteria. [10 marks]
(b) With examples, describe the main groups of protozoa. [8 marks]
(c) Name two protozoan diseases in livestock. [2 marks]
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Bota 00225: General Microbiology Question Paper

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