It covers four external Achievement Standards: Biology 1.3 Demonstrate understanding of biological ideas relating to micro-organisms Biology 1.4 Demonstrate understanding of biological ideas relating to the life cycle of flowering plants Biology 1.5 Demonstrate understanding of biological ideas relating to a mammal as a consumer Science 1.9 Demonstrate understanding of biological ideas relating to genetic variation This workbook has brief exam revision notes for end-of-year study, with examples and NCEA exam questions from 2022 and earlier years. Full answers with explanations and A, M, and E grades are given. Use this workbook all year round or during Terms 3 and 4 to revise and practise exam questions.