Practice IB Environmental systems and societies (ESS) Topic Topic 5: Land with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for Topic 5: Land and mirrors Paper 1, 2 style where relevant.
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Define the term "soil" and explain its importance in ecosystems.
Describe two methods for improving water use efficiency in agriculture.
Describe two ways in which human activities can degrade soil quality.
Explain how the following soil properties affect plant growth:
Soil depth
Soil temperature
Explain why soil can be considered a dynamic ecosystem.