Chapter 1 Investigating in Science....................................................................................................................2 Chapter 2 Communicating in Science............................................................................................................ 14
Unit 2
Biological World
Chapter 3 Cells .................................................................................................................................................... 18 Chapter 4 Reproduction and Inheritance ..................................................................................................... 30 Chapter 5 Evolution ........................................................................................................................................... 43 Chapter 6 The Digestive System ..................................................................................................................... 51 Chapter 7 The Circulatory System .................................................................................................................. 57 Chapter 8 The Respiratory System ................................................................................................................. 66 Chapter 9 Ecosystems and Habitat Study ....................................................................................................76 Chapter 10 Human Health.................................................................................................................................. 92 Chapter 11 Respiration and Photosynthesis.................................................................................................108 Chapter 12 Human Reproduction ...................................................................................................................117 Chapter 13 Ecological Biodiversity and Global Food Production ..............................................................128
Unit 3
Chemical World
Chapter 14 States of Matter.............................................................................................................................136 Chapter 15 Chemical and Physical Change ..................................................................................................147 Chapter 16 Atoms and Elements....................................................................................................................155 Chapter 17 Compounds, Mixtures and Separation of Mixtures ................................................................164 Chapter 18 Solutions and Solubility................................................................................................................174 Chapter 19 The Periodic Table..........................................................................................................................182 Chapter 20 Metals and Non-Metals................................................................................................................193 Chapter 21 Rates of Reactions.........................................................................................................................199 Chapter 22 Acids and Bases.............................................................................................................................212 Chapter 23 Energy in Chemical Reactions ....................................................................................................224 Chapter 24 Materials and Sustainability........................................................................................................230