A2 Food Technology AQA

A 15 question quiz focusing on the preservation of food. This includes freezing, irradiation and botteling.

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  • Created by: Megan
  • Created on: 07-06-12 10:02

1. Irradiation a technique which delays the ripening of fruit and sto veg from sprouting. What is the process?

  • Exposing food to electron beams, x-rays and gamma rays
  • heating the products to high temperatures
  • Removing the moisture from the product
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2. Sterilisation is the process of heating to a high temperature to kill bacteria. What does this prevent?

  • prevents toxins from being produced (Bacillus Cereus)
  • Prevents the multiplication of bacteria
  • prevents spores

3. What is the name of the process which is heated to 121 degrees for 3 minutes (botulinum cook)

  • Sterilising
  • Canning
  • Botteling
  • Drying

4. Pasteurisation is what?

  • the removal of fat
  • heated up and cooled slowly, kills TB, fat molecules group together and come to the top
  • the heating of milk only

5. the addition of salt, nitrates, sugar and nitrites draws moisture from the food and is called salting/curing?

  • True
  • False
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