Question

SUBJECT = SCIENCE


Q - 1 Who discovered fermentation and when ?

Q - 2 Who discovered vaccine for smallpox and when ?

Q - 3 What is fermentation ?
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Answer 1

Answer:

1. Louis Pasteur in 1857

2. Edward Jenner in 1796

3. Fermentation is the process in which a substance breaks down into a simpler substance.

Explanation:

Hope it is useful to you

Answer 2

Answer:

1) In 1857 Louis pasteur was the scientist who discovered fermentation process.

2) The smallpox vaccine introduced by Edward Jenner in 1796.

3) are in photo

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