It's all very well reading through your study notes, but how much can you actually remember? Put your gcse biology knowledge to the test with cgp's brilliant revision question cards! There are 63 cards in the pack, covering all the key biology topics from the grade 9-1 aqa (trilogy specification) combined science course. Each one starts off with quick questions to warm you up, followed by harder questions to get your brain into top gear. Flip the card over and you'll find full answers to each question, carefully written to help you understand everything you need to know.