A farming cooperative uses diesel-powered lorries to carry harvested vegetables to local markets. Diesel is made from fossil fuels, and its price rises sharply.
Explain why the cooperative's reliance on diesel lorries could threaten food security, both now and in the long term.
127 exam-style questions on OCR GCSE Biology 6.2 Feeding the human race, covering 6.2.1 Biological factors affecting food security, 6.2.2 Agricultural solutions to growing demand, 6.2.3 Selective breeding, 6.2.4 Genetic engineering, 6.2.5 Steps in genetic engineering, 6.2.6 Benefits and risks of gene technology in agriculture, and 6.2.7 Biotechnological solutions to growing demand. Each one has a worked solution and a mark scheme showing where the marks go.