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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

IB ESS HL 4.1.3 Hydrological Cycle Stores Questions question 1

[Maximum number: 1]
Figure 3: Impact of deforestation on the water cycle

Figure:Impact of deforestation on the water cycle

State one storage of fresh water not shown in Figure 3.

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