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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:2013

CHUKA

UNIVERSITY

UNIVERSITY EXAMINATIONS
FIRST YEAR EXAMINATION FOR THE AWARD OF CERTIFICATE IN
ANIMAL HEALTH AND PRODUCTION

BOTA 00225: GENERAL MICROBIOLOGY

STREAMS: CERT (ANHE) Y1S1 TIME: 2 HOURS

DAY/DATE: MONDAY 12/8/2013 8.30 AM-10.30 AM
INSTRUCTIONS:

Section A – 30 Marks (Answer all the Questions)

1. State five forms of spherical bacteria. [5 marks]

2. (a) Give two functions of each of the following bacterial cell structures
[4 marks]
(i) Cell membrane
(ii) Cell wall

(b) Explain the following types of microbial culture. [2 marks]

(i) Mixed culture
(ii) Contaminated culture

3. Outline the characteristics used in classification of viruses. [5 marks]

4. (a) Illustrate two asexual reproductive structures in the fungal division ascomycotina. [3 marks]

(b) Explain the difference between a general purpose and a selective media and give an example in each case. [3 marks]

5. Citing specific examples of algal species, state four unusual habitats occupied by algae. [4 marks]

6. Using an illustration, explain an endomycorrhiza. [4 marks]

Section B – 40 Marks (Answer any Two Questions

7. Write an essay on chemical agents of microbial control [20 marks]

8. Discuss the phases involved during multiplication of animal viruses in host cells.
[20 marks]

9. Describe the cause, transmission, symptoms and the control measures of each of the following livestock diseases. [20 marks]

(i) Animal trypanosomiasis

(ii) Newcastle disease
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Bota 00225: General Microbiology Question Paper

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