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Microorganisms
Processesthataffectmicroorganisms
When food is created using microorganisms, there needs to be controlled conditions
otherwise food will be spoiled as microorganisms will grow etc.

There are six types of treatment that you need to know about that affect microorganisms:

Freezing
Adding sugar
Adding salt
Pickling
Heat treatment
Irradiation

Methods to…

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Productionoffood

Bread
It is made by mixing yeast, sugar, flour and water into a dough. The yeast turns the sugar
into ethanol and carbon dioxide.

Wine
This is made by adding yeast to grape juice. The yeast turns the sugar in the grape juice
into ethanol and carbon dioxide.

Yoghurt…

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