Effects of Cooking (Junior Cert Home Economics): Quizzes

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Effects of Cooking
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What happens to protein in milk when it is heated?

It coagulates & forms a thin skin

What is coagulation?

Proteins changing shape & setting solid

What collects under the skin that forms on heated milk?

Steam

How can you prevent milk from boiling over when heating it?

Stir it

What does cooking milk destroy to make it safer?

Harmful bacteria

Which vitamins are destroyed when milk is heated?

B group vitamins

How does the flavour of milk change when it is cooked?

It becomes slightly sweeter

What causes milk to boil over if not stirred?

Steam buildup under the skin

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