IB ESS HL 5.1.17 Hl a Horizon Topsoil Topic Practice

ConceptConcept DocsDocuments

ConceptConcept DocsDocuments

IB Environmental Systems and Societies

Topic 1: Foundation

Topic 2: Ecology

Topic 3: Biodiversity and conservation

5.1.1—Soil as dynamic system

5.1.2—Soil composition

5.1.3—Soil profiles and horizons

5.1.4—Soil system inputs

5.1.5—Soil system outputs

5.1.6—Soil transfers

5.1.7—Soil transformations

5.1.8—Soil flow diagrams

5.1.9—Soil foundation role

5.1.10—Soil and biodiversity

5.1.11—Soil in element recycling

5.1.12—Soil texture

5.1.13—Texture affects productivity

5.1.14—Soil carbon role

5.1.15 (HL)—Soil classification

5.1.16 (HL)—Soil horizons

5.1.17 (HL)—A horizon (topsoil)

5.1.18 (HL)—Soil formation factors

5.1.19 (HL)—Sand, silt, clay differences

5.1.20 (HL)—Soil property analysis

5.1.21 (HL)—Carbon release from soils

5.2 Agriculture and food

Topic 6: Atmosphere and climate change

Topic 7: Natural resources

Topic 8: Human populations and urban systems

IB/ESS/HL//Question Bank/Topic 5: Land/5.1 Soil/5.1.17 (HL)—A horizon (topsoil)

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