The chapter fundamental unit of life is aimed to teach students about what are living organisms made up of?. What is a cell made up of? What is the structural organization of a cell?. Some important topics from the examination point of view are – Golgi apparatus, Cell wall, cytoplasm, and lysosomes. Along with these theoretical topics students should also focus on drawing the diagrams of important organs like an animal cell, plant cell, and Prokaryotic cell. To help students prepare in a better way we have provided the revision notes for class 9 science chapter 5 the fundamental unit of life.