IB ESS HL 8.3.1 Urban Air Pollutants Questions
Practise IB ESS HL 8.3.1 by applying urban air pollutants concepts to environmental systems questions.
- Syllabus
- First assessment 2026
- Course
- ESS HL
- Level
- HL
Exam points
- NOx, sulfur dioxide, carbon monoxide, particulate matter
- PM2.5 (≤2.5 µm), PM10 (≤10 µm)
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IB ESS HL 8.3.1 Urban Air Pollutants Questions question 1
Figure:Atmospheric pollutants associated with photochemical smog
Question (a)
(a)
Identify one primary pollutant from the pollutants shown in the photochemical-smog pollutant chart shown above.
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Question (b)
(b)
Outline why the pollutant named in Question 3 (a)(i) is referred to as a primary pollutant.
[ 1 ]
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