Farmers in one country now pay twice as much as they did five years ago for the diesel that runs their tractors and for the fertiliser they put on their crops. Many farmers are growing fewer crops as a result.
Which factor affecting food security does this example show?
New pests and pathogens of crops
Conflict disrupting the supply of food
The rising cost of farming inputs
Environmental change, such as drought
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.