A food charity supports several isolated farming communities. Most families eat grain grown locally and keep cattle for meat and milk.
A new diet trend in wealthy cities overseas has increased demand for the grain these communities grow. A new pathogen is spreading among the cattle.
State what is meant by food security.
Explain how the new diet trend overseas could reduce food security in these communities.
Explain how the pathogen could reduce food security in these communities.
87 exam-style questions on AQA GCSE Biology 7.5 Food production, covering 7.5.1 Factors affecting food security, 7.5.2 Farming techniques, 7.5.3 Sustainable fisheries, and 7.5.4 Role of biotechnology. Each one has a worked solution and a mark scheme showing where the marks go.