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IB ESS HL 1.2.3 System Diagrams Questions

Practise IB ESS HL 1.2.3 by analysing storage boxes, flow direction and linked acid-deposition effects across terrestrial and aquatic ecosystems.

Syllabus
First assessment 2026
Course
ESS HL
Level
HL

Exam points

  • Construct system diagrams with storage boxes and arrows showing flow direction.
  • Analyze three cause-and-effect links connecting acid deposition to ecosystem impacts.
  • Present terrestrial or aquatic pathways clearly and accurately in a labelled diagram.

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Study 1.2.3—System diagrams conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB ESS HL 1.2.3 System Diagrams Questions question 1

[Maximum number: 4]

Draw a system diagram to illustrate the impact of acid deposition on an ecosystem.

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