Quiz on Reuse and Recycling

What is one positive effect of recycling metals?

• It damages the environment.

• It reduces the amount of waste sent to landfill.

• It uses more energy than mining.

• It increases the need for finite resources.

What is bioleaching?

• Using heat to extract metals.

• Using bacteria to extract copper from ores.

• Using plants to absorb metals.

• Using chemicals to dissolve metals.

What is a disadvantage of traditional copper mining?

• It uses renewable resources.

• It is very fast.

• It has a small environmental impact.

• It is damaging to the environment.

How are metals usually recycled?

• By mixing them with new metals.

• By burying them in landfills.

• By burning them.

• By melting and reshaping them.

What is one way glass can be recycled?

• By throwing it away.

• By using it as landfill.

• By crushing and melting it.

• By burning it for energy.

What does a life cycle assessment (LCA) evaluate?

• The popularity of a product.

• The profit made from a product.

• The environmental impact of a product's life.

• The cost of raw materials only.

What is one stage considered in a life cycle assessment?

• Product design.

• Product advertising.

• Product disposal.

• Product marketing.

What is phytomining?

• Using chemicals to dissolve metals.

• Using plants to absorb metals from soil.

• Using heat to extract metals.

• Using bacteria to extract metals.

Why is recycling important?

• It requires more energy than mining.

• It conserves finite resources.

• It increases pollution.

• It creates more waste.

What is a problem with life cycle assessments?

• They are always objective.

• They can be biased.

• They are easy to conduct.

• They only consider one stage.