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2. Micro-Organisms: Friends and Foe
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Q53 of 104 Page 40

What is food poisoning? How is food poisoning caused?

Microorganisms such bacteria and fungi that grow on our food items sometimes produce toxic substances. These make the food unfit for consumption. Consuming such food can cause a serious illness called food poisoning.

Food hygiene is essential for preventing food poisoning.


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Describe how, curd is made from milk. Name the bacterium which converts milk into curd:

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Name the micro-organism used in bread-making which makes the bread-dough rise. How does it make the dough rise?

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What is meant by food preservation? Name any five methods of preserving food.

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How do you preserve cooked food at home?

Questions · 104
2. Micro-Organisms: Friends and Foe
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