A farm is trialling a genetically modified (GM) oilseed crop that can survive a particular herbicide. Related wild plants grow along the field boundary, and the crop is grown as one variety across a large area. The farmer sprays the herbicide to kill weeds.
Suggest two possible environmental consequences of growing this crop.
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.