Practise AQA GCSE Biology 3.3 Plant disease with exam-style questions for Foundation and Higher tier. 1 question covering 3.3.1 Detection and identification of plant diseases and 3.3.2 Plant defence responses, matched to the AQA GCSE Biology (8461) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.