General Microbiology Question Paper

General Microbiology

Course:

Exam Year:

BOTA 104: GENERAL MICROBIOLOGY

CAT NO.1 PART TWO

9.What do you understand by "normal microbiota?"(10 marks)

10.List 3 functions of each of the following bacterial cell wall components:

a) Glycocalyx(capsule) (3 marks)

b) Plasma membrane (3 marks)

c) Pili (3 marks)

11.Write short notes on

a) Plasmids(5 marks)

b) Peptidogylcan(5 marks)

c) Gram's stain(5 marks)

12.Give a list of types of lenses in a compound light microscope.(10 marks)

13.The ocular lens and objective 100 power lens together give what magnification?(2 marks)

14.Why do you sterilize an inculation wire loop?(2 marks)

15.What is an autoclave?(2 marks)

16.How do you keep agar culture Petri-plates and why?(2 marks)

17.Define wither pasteurization on D value.

18.Why are aspecti technique necessary? Explain briefly(10 marks)

19.Who is your Professor for this course.(2.5 marks-bonus)

20.Who are your Laboratory Technologists.(2 marks-bonus)

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General Microbiology Question Paper

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