A gas which pollutes the atmosphere is:
SO
CO
Ar

@Lakes, which have been made acidic by acid rain, can be neutralised by adding
Lime
Salt
Carbon

@A car, just ticking over, does not produce which one of the following?
Sulphur dioxide
Water vapour
Carbon dioxide

@Damage to stone buildings is caused by which of the following gases found in the air?
SO
CO
SO

@When burnt, which one of the following does NOT produce pollution?
Hydrogen
Diesel oil
Wood

@Some petrol contains an additive. This additive contains which one of the following metals?
Lead
Aluminium
Zinc

@Carbon monoxide is poisonous because it:
combines with the oxygen carrying portions of blood
is oxidised in the lungs
produces carbon in the lungs

@Damage to the metal parts of buildings is caused by:
Sulphur dioxide
Carbon dioxide
Lead emissions from cars

@Which of the following substances is not usually recycled?
Plastic bags
Glass bottles
Aluminium cans

@What are fossil fuels?
Fuels that are formed from things that were once alive
Fuels that are formed only from the bodies of animals
Fuels formed from plant material only

@If a fossil fuel burns with a yellow sooty flame then there is:
not enough oxygen present
too much oxygen
just the correct amount of oxygen

@One of the products produced by fossil fuel power stations is sulphur dioxide. This gas produces what type of acid in 'acid rain'?
Sulphuric Acid
Nitric Acid
Carbonic Acid

@Various nitrogen oxides are produced by fossil fuel power stations. These gases produce which kind of acid rain?
Nitric Acid
Sulphuric Acid
Ethanoic Acid

@Acid rain:
can be several types of different acids
is just sulphuric acid
is nitric acid only
