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IB ESS HL 5.2.9 Soil Conservation Techniques Questions

Practise IB ESS HL 005.002.009 by applying soil conservation techniques concepts to environmental systems questions.

Syllabus
First assessment 2026
Course
ESS HL
Level
HL

Exam points

  • identify soil-conservation techniques such as agroforestry, contour ploughing, terracing, mulching, conservation tillage and erosion control
  • explain how vegetation cover, roots, organic matter, water retention, nutrient cycling and reduced runoff improve soil sustainability
  • evaluate agricultural techniques by weighing soil fertility and productivity against cost, labour, food production, biodiversity and long-term land use

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Study 5.2.9—Soil conservation techniques conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB ESS HL 5.2.9 Soil Conservation Techniques Questions question 1

[Maximum number: 2]
Figure Types and causes of soil degradation globally

Figure Types and causes of soil degradation globally

Figure Soil profile and the relative proportions of each type of microorganism at increasing depth

Figure Soil profile and the relative proportions of each type of microorganism at increasing depth

Outline two farming techniques that could reduce soil erosion.

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