Unit 1 – Crop Production and Management

Unit 2 – Microorganisms : Friend and Foe

Unit 3 – Synthetic Fibres and Plastics

Unit 4 – Materials : Matel and Non-Matel

Unit 5 Coal and Pertroleum

Unit 6 Combustions and Flame

Unit 7 Conservation of Plants and Animals

Unit 8 Cell- Structure and Function

Unit 9 Reproducation in Animals

Unit 10 Reaching The Age of Adolescence

Unit 11 Force and Pressure

Unit 12 – Friction

Unit 13 – Sound

Unit 14 – Chemical Effects of Electric Current

Unit 15 – Some Natural Phenomena

Unit 16 – Light

Unit 17 – Stars and the Solar System

Unit 18 – Pollution of Air and Water