Some people object to the growing of genetically modified crops. Which of these is a valid objection to genetically modified crops?
Genes may spread from the crop to wild plants growing nearby in the environment
The crop cannot be eaten by people who do not eat meat or other animal products
The crop has to be grown in a fermenter, which is expensive for a farmer to buy
The crop always gives a smaller mass of grain than the crop it was produced from
42 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.