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IB ESS HL 4.1.3 Hydrological Cycle Stores Questions

Identify atmospheric, surface, soil and groundwater stores in the hydrological cycle.

Syllabus
First assessment 2026
Course
ESS HL
Level
HL

Exam points

  • identify freshwater stores including lakes, rivers, glaciers, groundwater, aquifers, reservoirs, soil, organisms and atmospheric water
  • distinguish hydrological stores by location and use source or diagram evidence to classify freshwater storage
  • analyse how pollution, abstraction, glacier retreat and changing storage affect freshwater availability, water quality and downstream ecosystems

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Study 4.1.3—Hydrological cycle stores conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB ESS HL 4.1.3 Hydrological Cycle Stores Questions question 1

[Maximum number: 1]
Impact of deforestation on the water cycle

Figure:Impact of deforestation on the water cycle

State one storage of fresh water not shown in the deforestation and water-cycle diagram shown above.

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