Quelpr
2 marksFood and Nutrition

CSEC Integrated Science · May/June 2015 · Paper 2 · Question 4(d)

Name TWO methods that can be used to preserve foods.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 4(a)(i)What is a microorganism?[1 mark]
  2. 4(a)(ii)State ONE way by which the growth of mould on bread may be reduced.[1 mark]
  3. 4(b)(i)Name ONE microorganism that is used to make bread in the commercial industry.[1 mark]
  4. 4(b)(ii)Using the observations in the experiment, determine THREE conditions that are necessary for mould growth.[3 marks]
  5. 4(b)(iii)What is the effect of refrigeration on mould growth?[2 marks]
  6. 4(b)(iv)State whether there will be any mould growth if Terrance conducts the experiment in a vacuum (no air). Explain your answer.[2 marks]
  7. 4(c)Explain why it is not advisable for Terrance to eat bread that has mould growing on it.[1 mark]
  8. 4(e)Bread is baked at temperatures that do not support mould growth. Explain why mould is MOST likely to grow on bread when it is exposed to the atmosphere.[2 marks]

More practice: the rest of this paper · more Food and Nutrition questions · all CSEC Integrated Science past papers