12 marks
Outline the meaning of the term horizon in the context of soils and soil profiles.
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Syllabus Edition
First teaching 2024
First exams 2026
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Soil (DP IB Environmental Systems & Societies (ESS): SL): Exam Questions
12 mins7 questions
21 mark
Outline one common input of soil systems.
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31 mark
Outline one common output of soil systems.
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42 marks
Percolation is a transfer process that occurs in soil systems.
Outline this process.
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52 marks
Leaching is a transfer process that occurs in soil systems.
Outline this process.
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62 marks
Briefly outline the meaning of the term succession in the context of soil ecosystems.
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72 marks
State two soil qualities or characteristics that may change during soil ecosystem succession.
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