IB ESS SL 6.4.3 Stratospheric ozone protection Question Bank
Practise IB ESS SL/HL 006.004.003 by applying stratospheric ozone protection concepts to exam-style environmental systems questions.
- Syllabus
- First assessment 2026
- Course
- ESS SL
- Level
- SL
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
6.4.3—Stratospheric ozone protection question 1
Figure:Tropospheric ozone concentration in Mexico City over time
Outline why a high concentration of ozone in the troposphere is a direct problem for humans, while in the stratosphere it is a benefit to humans.
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