Practice 6.3 Photochemical smog with authentic IB Environmental systems and societies (ESS - Old) exam questions for both SL and HL students. This question bank mirrors Paper 1, 2 structure, covering key topics like ecosystems, human impact, and sustainability. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of IB examiners.
Figure 1: Concentration of atmospheric pollutants associated
with photochemical smog
Identify one primary pollutant from the pollutants shown in Figure 1.
Outline why the pollutant named in Part 1 is referred to as a primary pollutant.
Outline one reason why there is an increase in nitrogen oxides and hydrocarbons early in the day.
Explain the changes in ozone concentration over the period shown in Figure 1.
State one environmental impact of the accumulation of ozone shown in Figure 1.
Outline two local conditions that may increase the severity of photochemical smog.
Outline the role of catalytic converters in reducing photochemical smog.
Outline two factors that affect the frequency and severity of photochemical smog in an area.
Evaluate strategies to manage regional acid deposition using the pollution management model.
To what extent have international agreements been successful in solving atmospheric air pollution and climate change?
Figure 9: Annual mean oxides of nitrogen (NOx) concentrations measured in London air, 2013
With reference to Figure 9, explain why the highest levels of NOx are found in the centre of London.
Evaluate one strategy to reduce NOx emissions from transport.
Identify two potential impacts of improved air quality on London and its population.
Using named examples, outline the difference between natural and anthropogenic atmospheric primary pollutants.
Discuss reasons for high human population density within urban systems.
Evaluate a range of pollution management strategies that can be used to reduce urban air pollution.
State four ways in which a country can increase its energy security.
Describe four factors that contribute to the occurrence of photochemical smog, and the direct and indirect impact it can have on societies.
Discuss the use of the doughnut economy model in building sustainable cities.
Figure 1: A layer of smog covering the Chilean city of Santiago
Identify one human factor that contributes to photochemical smog.
Identify one natural factor that contributes to photochemical smog.
Explain why the formation of photochemical smog may have harmful effects on the environment of cities such as Santiago (Chile).
Outline four impacts of acid rain on the natural and urban environment.
Using named examples where relevant, distinguish between primary and secondary pollutants.
Evaluate how pollution management strategies may regulate, reduce, and repair the impact of sulphur dioxide on ecosystems.
Outline the role of atmospheric circulation in the distribution of heat around the globe.
Using named examples, explain how feedback loops can lead to tipping points in relation to global warming.
To what extent do all countries have the same responsibility in dealing with atmospheric pollution issues?
Outline four impacts of acid rain on the natural and urban environment.
Using named examples where relevant, distinguish between primary and secondary pollutants.
Evaluate how pollution management strategies may regulate, reduce, and repair the impact of sulphur dioxide on ecosystems.
To what extent is pollution impacting human food production systems?
Explain the causes and effects of acid deposition on natural ecosystems.
Outline, using examples, the differences between primary and secondary pollution.
Practice 6.3 Photochemical smog with authentic IB Environmental systems and societies (ESS - Old) exam questions for both SL and HL students. This question bank mirrors Paper 1, 2 structure, covering key topics like ecosystems, human impact, and sustainability. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of IB examiners.
Figure 1: Concentration of atmospheric pollutants associated
with photochemical smog
Identify one primary pollutant from the pollutants shown in Figure 1.
Outline why the pollutant named in Part 1 is referred to as a primary pollutant.
Outline one reason why there is an increase in nitrogen oxides and hydrocarbons early in the day.
Explain the changes in ozone concentration over the period shown in Figure 1.
State one environmental impact of the accumulation of ozone shown in Figure 1.
Outline two local conditions that may increase the severity of photochemical smog.
Outline the role of catalytic converters in reducing photochemical smog.
Outline two factors that affect the frequency and severity of photochemical smog in an area.
Evaluate strategies to manage regional acid deposition using the pollution management model.
To what extent have international agreements been successful in solving atmospheric air pollution and climate change?
Figure 9: Annual mean oxides of nitrogen (NOx) concentrations measured in London air, 2013
With reference to Figure 9, explain why the highest levels of NOx are found in the centre of London.
Evaluate one strategy to reduce NOx emissions from transport.
Identify two potential impacts of improved air quality on London and its population.
Using named examples, outline the difference between natural and anthropogenic atmospheric primary pollutants.
Discuss reasons for high human population density within urban systems.
Evaluate a range of pollution management strategies that can be used to reduce urban air pollution.
State four ways in which a country can increase its energy security.
Describe four factors that contribute to the occurrence of photochemical smog, and the direct and indirect impact it can have on societies.
Discuss the use of the doughnut economy model in building sustainable cities.
Figure 1: A layer of smog covering the Chilean city of Santiago
Identify one human factor that contributes to photochemical smog.
Identify one natural factor that contributes to photochemical smog.
Explain why the formation of photochemical smog may have harmful effects on the environment of cities such as Santiago (Chile).
Outline four impacts of acid rain on the natural and urban environment.
Using named examples where relevant, distinguish between primary and secondary pollutants.
Evaluate how pollution management strategies may regulate, reduce, and repair the impact of sulphur dioxide on ecosystems.
Outline the role of atmospheric circulation in the distribution of heat around the globe.
Using named examples, explain how feedback loops can lead to tipping points in relation to global warming.
To what extent do all countries have the same responsibility in dealing with atmospheric pollution issues?
Outline four impacts of acid rain on the natural and urban environment.
Using named examples where relevant, distinguish between primary and secondary pollutants.
Evaluate how pollution management strategies may regulate, reduce, and repair the impact of sulphur dioxide on ecosystems.
To what extent is pollution impacting human food production systems?
Explain the causes and effects of acid deposition on natural ecosystems.
Outline, using examples, the differences between primary and secondary pollution.