Air Pollution
Chemistry ⇒ Environmental Chemistry
Air Pollution starts at 9 and continues till grade 12.
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See sample questions for grade 10
A city experiences frequent haze and reduced visibility due to high levels of suspended particles. What type of air pollution is this an example of?
Describe the greenhouse effect and its relation to air pollution.
Describe two harmful effects of acid rain on the environment.
Explain how the burning of fossil fuels contributes to air pollution.
Explain the difference between primary and secondary air pollutants.
Explain the term 'particulate matter' and give an example.
Explain why children and elderly people are more affected by air pollution than healthy adults.
List two ways individuals can help reduce air pollution.
A city implements a policy to reduce the use of diesel vehicles. Predict and explain the likely impact on the levels of particulate matter (PM) and nitrogen oxides (NOₓ) in the air.
A factory releases large amounts of sulfur dioxide (SO₂) into the air. Describe the chemical reactions that can occur in the atmosphere as a result, and explain the environmental consequences.
Describe how catalytic converters in vehicles help reduce air pollution. Include the main pollutants they target and the chemical changes involved.
Explain the process by which ground-level ozone is formed in the atmosphere, including the role of sunlight and precursor pollutants.
Explain why air pollution can have transboundary effects, impacting regions far from the original source of pollution.
