IB ESS HL 7.3.5 Ecosystem waste absorption Question Bank
Practise IB ESS SL/HL 7.3.5 by applying ecosystem waste absorption concepts to exam-style environmental systems questions.
- Syllabus
- First assessment 2026
- Course
- ESS HL
- Level
- HL
Exam points
- identify the relevant environmental system, process or evidence
- apply the correct ESS concept and explain the causal relationship
- evaluate the outcome using ecological, social or management evidence
7.3.5—Ecosystem waste absorption question 1
Figure:Eight freshwater organisms
the freshwater-organism diagram shown above below shows eight freshwater organisms.
Define the term pollution.
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