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Microbiology Question Paper

Microbiology 

Course: Environmental Science (Science)

Institution: Nyeri Medical Training Centre question papers

Exam Year:2009



MICROBIOLOGY
1.(a) What are beneficial micro-organisms and what are their four (4) benefits. (5 marks)
2. Describe
(i) Two (2) major sources of pathogens. (2 marks)
(ii) Ten (10) material which may contain pathogens. (10 marks)
(iii) Five (5) common means of transfer of pathogens. (5 marks)
(iv) Three (3) common portals of entry of pathogens into a host. (3 marks)






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