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

Author: Jenna

Jenna studied at Cardiff University before training to become a science teacher at the University of Bath specialising in Biology (although she loves teaching all three sciences at GCSE level!). Teaching is her passion, and with 10 years experience teaching across a wide range of specifications – from GCSE and A Level Biology in the UK to IGCSE and IB Biology internationally – she knows what is required to pass those Biology exams.
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