AQA GCSE Biology

Revision Notes

7.5.1 Factors Affecting Food Security

Food Production

  • Food security is having enough food to feed a population
  • That ‘population’ could represent a group of people on a range of different scales, from a particular a family, to a town, to a region or even a whole country
  • Food security gives an indication of how much food is available

Biological factors threatening food security table

Biological factors which are threatening food security include, downloadable IGCSE & GCSE Biology revision notes

  • Sustainable methods of farming and producing food are needed in order to overcome food shortages and help populations whose food security is under threat
  • Sustainable food production involves making enough food but ensuring this is done without using resources (such as water and soils) faster than these resources can be renewed and used again

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