What was troubling the French wine-growers? How did Pasteur solve their problem?

Question

Answers to the following questions. note down the important points for each question and then develop the points into one paragraph answers:

What was troubling the French wine-growers? How did Pasteur solve their problem? What is the name of the process which was the solution to the wine-growers?

Answer 1

1. French wine-growers troubled by a germ. 

2. Pasteur showed how to render these germs harmless.

3. This process was called ‘Pasteurization’. 

Paragraph:

Some French wine growers were troubled by a germ which had turned their wine sour. Pasteur showed that by heating the wine to a temperature of 50 or 60 degrees centigrade, the germs were made harmless. This process was called ‘Pasteurization’.