10.2.2 Ways of reducing the use of resources

Question 1

Ways of reducing the use of resources (2p)

Answer 1

• Reusing
• Recycling

Question 2

Recycling advantages (4p)

Answer 2

• fewer mines are needed to extract finite reserves of metal ores
• less crude oil needs to be extracted from the crust as a raw material for making plastics
• less energy is needed for recycling compared with making a new product from natural resources, so the emission of greenhouse gases is reduced
• the amount of waste that is disposed of in landfill is reduced

Question 3

Recycling disadvantages (3p)

Answer 3

• the collection and transport of used items needs organisation, workers, vehicles and fuel
• it can be difficult to sort different metals from one another
• the sorted metal may need to be transported to where it can be turned into
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