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D 53517 (Pages : 2) வி... ௮ ಸ...

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മ ಲಾ (೬ ಛಿ NS ‏نم‎

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FIRST SEMESTER (CUCBCSS—UG) DEGREE EXAMINATION
NOVEMBER 2023
Microbiology
MBG 1B 01—GENERAL MICROBIOLOGY
(2018 Admissions)
: Three Hours Maximum : 80 Marks.
Part A (Objective/one word type)

Answer all questions.
% marks each.

Which is the first antibiotics produced ?

Who developed rabies vaccine ?

The plasmid can be transferred one bacterium to other through which structure of the cell ?
Which type of ribosomes are present in bacteria ?

The chemicals which only arrest the growth of bacteria are called

The disinfectant which can be safely applied on to living tissues of humans and animal are

The bacterial cell lacking cell wall is called
Which is the first disinfectant used
The nuclear area in bacteria is called
When the bacilli are arranged in chains, they are called
Gram negative organism appear in which colour under microscope ?
Who invented the electron microscope ?
(12 x %= 6 marks)
Part B (Short answer type)

Answer all questions.
2 marks each.

Write on different arrangements of bacterial cells
What is total magnification of a microscope ?

Pili.

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