Question

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Answer 1

Answer:

1. Louis Pasteur

Louis Pasteur was a French biologist, microbiologist and chemist renowned for his discoveries of the principles of vaccination, microbial fermentation and pasteurization.

2.Edward Jenner

Edward Jenner, FRS FRCPE FLS was an English physician who was a contributor to the development of the smallpox vaccine.

3.Alexander Fleming

Alexander Fleming discovered penicillin, whose use as an antibiotic has saved untold millions of lives.

4.Heinrich Hermann Robert Koch( 11 December 1843 – 27 May 1910) was a German physician and microbiologist. As one of the main founders of modern bacteriology, he identified the specific causative agents of tuberculosis, cholera, and anthrax and also gave experimental support for the concept of infectious disease, which included experiments on humans and animals.

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Answer 2

1. LOUIS PASTEUR

CONTRIBUTION:- discovered PASTEURISATION

2. EDWARD JENNER

CONTRIBUTION:- discovered smallpox vaccine

3. ALEXANDER FLEMING

CONTRIBUTION:- discovered penicillin antibiotic

4. ROBERT LOCH

CONTRIBUTION:- discovered bacillus antrax

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