Ken & Verstaan Lewenswetenskappe Leerdersboek Graad 10

MODULE ONE. Molecules to organs; Unit 1. The chemistry of life - Molecules for life; Unit 2. Cells - the basic unit of life. Molecular make up; Unit 3. Cell division - mitosis. The cell cycle; Unit 4. Plant and animal tissues. Introduce the concept of tissues - animal tissues; MODULE TWO. Life processes in plants and animals; Unit 1. Support and transport systems in plants. Anatomy of dicotyledonous plants; Unit 2. Support systems in animals. Skeletons; Unit 3. Transport systems in mammals (humans). Circulatory system - pulmonary and systemic, lymphatic system; MODULE THREE. Environmental studies; Unit 1. Fieldwork. Ecology field work project; Unit 2. Biosphere to ecosystem. Biosphere, biomes, environment, ecosystems; Unit 3. Living and non-living resources. Abiotic and biotic factors; Unit 4. Nutrient cycles and the environment. Energy flow through ecosystems and relationship to nutrient cycles; Unit 5. Energy flow through an ecosystem. Energy flow through ecosystems and relationship to trophic levels; MODULE FOUR. History of life and biodiversity; Unit 1. Biodiversity and classification. South Africa has enormous biodiversity (indigenous and endemic species); Unit 2. History of life on Earth. Relationship of development of life to changes in Earth's climate and geological events.