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Ich 2204: Bacteriology Question Paper

Ich 2204: Bacteriology

Course:Bachelor Of Science In Community Health

Institution: Jomo Kenyatta University Of Agriculture And Technology question papers

Exam Year:2012

JOMO KENYATTA UNIVERSITY
OF
AGRICULTURE AND TECHNOLOGY

University Examinations 2012/2013

END OF SEMESTER EXAMINATION FOR THE DEGREE IN BACHELOR OF SCIENCE IN COMMUNITY HEALTH

ICH 2204: BACTERIOLOGY

DATE: AUGUST 2012 TIME: 2 HOURS

INSTRUCTIONS: ANSWER QUESTION ONE AND ANY OTHER TWO
____________________________________________________________________________

QUESTION ONE
(a) Using a diagram describe the polar flagella categorization of bacterial cell
(3 mks)

(b) Describe the fundamental components of a bacterial cell. (3 mks)

(c) Describe the contribution of the following scientist to bacteriology
(i) Alexander Flemings (1½ mks)
(ii) Lister joseph (1½ mks)

(d) Describe the function of the following architectural region in bacterial cell physiology.
i. Appendages (3 mks)
ii. Cytoplasm (3 mks)
iii. Cell envelope (3 mks)

(e) Explain the principle of moist air sterilization in control of bacteria.
(3 mks)

(f) Describe the Koch’s postulates of a pure culture. (3 mks)

(g) Describe the role of the following vitamins in bacterial nutrition.
i. Riboflavin (1½ mks)
ii. Botin (1½ mks)
iii. Vitamin K (1½ mks)
iv. Nicotine acid (1½ mks)

QUESTION TWO

Discuss disc diffusion technique in antimicrobial susceptibility testing.
(20 mks)

QUESTION THREE

Discuss the role of residence flora to human host. (20 mks)

QUESTION FOUR

Discuss gram stain microscopy a method of bacterial identification. (20 mks)

Ich 2204: Bacteriology Question Paper

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