Air Pollution
Chemistry ⇒ Environmental Chemistry
Air Pollution starts at 9 and continues till grade 12.
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See sample questions for grade 9
Describe how air pollution can affect the climate of the Earth.
Describe the process of photochemical smog formation.
Describe the role of catalytic converters in reducing air pollution from vehicles.
Describe two ways in which air pollution can be reduced in urban areas.
Explain how acid rain is formed.
Explain the difference between primary and secondary air pollutants.
Explain why children and elderly people are more affected by air pollution than healthy adults.
A city experiences a sudden increase in respiratory illnesses during the winter months. The local government suspects it is due to increased use of wood-burning stoves. Explain how this source can contribute to air pollution and affect human health.
Which gas is mainly responsible for the depletion of the ozone layer? (1) Carbon dioxide (2) Methane (3) Chlorofluorocarbons (CFCs) (4) Nitrogen dioxide
Which of the following is a chemical reaction that occurs in the formation of acid rain? (1) SO2 + H2O → H2SO3 (2) CO2 + O2 → CO (3) N2 + O2 → NO (4) CH4 + O2 → CO2 + H2O
Which of the following is a consequence of air pollution on human health? (1) Asthma (2) Improved digestion (3) Stronger bones (4) Better eyesight
Which of the following is a direct effect of air pollution on animals? (1) Increased reproduction (2) Respiratory diseases (3) Enhanced growth (4) Improved immunity
Fill in the blank: The Air Quality Index (AQI) is used to measure the level of __________ in the air.
Fill in the blank: The chemical formula for ozone is __________.
Fill in the blank: The chemical formula for sulfur dioxide is __________.
Fill in the blank: The main component of photochemical smog is __________.
True or False: Air pollution can reduce visibility in cities.
True or False: Burning fossil fuels is a major source of air pollution.
True or False: Carbon monoxide is a colorless and odorless gas that can be harmful to humans.
True or False: Particulate matter can be both solid and liquid particles suspended in air.
