Food and Nutrition - GCSE Chapter 2

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  • Created by: taryn.
  • Created on: 11-04-17 21:15

1. Enzymes...

  • B & C vits most affected, fruit and veg loose moisture and dry out which means loss of vits
  • antioxidants added to prevent rancidity, unpleasant taste/smell of fats/oils, caused by oxidation
  • speed up ripening during storage, can cause browning in cut of bruised foods
  • colour and texture change, Vit A lost when exposed to light, air, heat & sunlight speeds up process, Vit C in particular is lost easily
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Other questions in this quiz

2. Why are additives useful?

  • improves appearance and colour of the food
  • saves using expensive nutrients
  • improve shelf-life, improve flavour, texture, appearance, colour, smell of food, improve consistency, increase nutritional value
  • improve shelf-life, makes food taste nicer, makes the food look more pretty

3. What does ROWE stand for?

  • rancidity, oxygen, water, enzyme
  • rancid, oxygen, water, eggs
  • Rancidity, Oxidation, Water loss, Enzymes
  • rancid, oxygen, water, enzymes

4. Oxidation...

  • speed up ripening during storage, can cause browning in cut of bruised foods
  • antioxidants added to prevent rancidity, unpleasant taste/smell of fats/oils, caused by oxidation
  • colour and texture change, Vit A lost when exposed to light, air, heat & sunlight speeds up process, Vit C in particular is lost easily
  • B & C vits most affected, fruit and veg loose moisture and dry out which means loss of vits

5. Disadvantages of additives...

  • may contain harmful products
  • may cause hyperactivness and allergies in children
  • may cause cancer
  • may cause drowsiness

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