This superb CGP book of 10-Minute Tests is ideal for students preparing for the Grade 9-1 Edexcel International Biology exams (including the Biology parts of the International GCSE Science Double Award). It contains thirty bite-sized tests covering the whole course, with answers at the back, along with a handy progress chart. Don't miss CGP's 10-Minute Test books for International GCSE Chemistry (9781789080865) and Physics (9781789080872) for even more practice!