1 A2/A-level Human Biology resources Search within results Go How ratings and recommendations work Apply Filter resourcesClear all filtersLevelClear filter A2/A-level SubjectClear filter Human Biology Exam board OCR TopicClear filter Practical applications of biology Resources Revision Notes 4.2.3 Food farming and Populations A2/A-level, Human Biology Revision notes 3.0 / 5 Search again