Air pollutants

Which of the following is produced through incomplete combustion (when oxygen is limited) of fossil fuels?

• Lead compounds

• Carbon monoxide

• Oxides of nitrogen

• Sulfur dioxide

This protein in red blood cells binds preferentially to carbon monoxide over oxygen, leading to a dangerous lack of oxygen to working cells.

Which of the following can be produced by cars/motor vehicles? (Can be more than one)

• Carbon monoxide

• Lead compounds

• Sulfur dioxide

• Oxides of nitrogen

Which pollutant is often found as a very fine dust and can be given off by old water pipes, paint and old cars?

• Sulfur dioxide

• Carbon monoxide

• Lead compounds

• Oxides of nitrogen

Which pollutant is often made in very hot car engines? This happens when an abundant atmospheric gas reacts with oxygen.

• Lead compounds

• Oxides of nitrogen

• Carbon monoxide

• Sulfur dioxide

This pollutant contributes heavily to acid rain.

Which of the following is not a problem caused my acid rain?

• Corrosion to metal structures and statues

• Damage to aquatic organisms

• Pollution of water supplies and crops

• Nerve damage

Compounds of which element can lead to problems with the central nervous system, particularly in children?