plumiRecycling and life-cycle assessment: Edexcel GCSE Combined Science questions
Every Edexcel GCSE Combined Science exam question on Recycling and life-cycle assessment (specification points 4.10–4.12), 2018–2025, with its mark scheme and examiner’s report.
Paper
All papers
Exam
All years
Calculations
Q3(a)
The whole paper ↗Q3(c)
The whole paper ↗Q4(c)
The whole paper ↗Q4(b)
The whole paper ↗Q3(a)(i)
The whole paper ↗Q3(a)(ii)
The whole paper ↗Q4(d)(i)
The whole paper ↗Q4(d)(ii)
The whole paper ↗Q2(d)
The whole paper ↗Q6(d)
The whole paper ↗
All 10 questions on Recycling and life-cycle assessment, as a list
- June 2024, Chemistry Paper 1 Higher, Q3(a) (2 marks): Give two advantages of obtaining metals by recycling rather than by extracting them from their metal ores. (2) 1 2
- June 2024, Chemistry Paper 1 Higher, Q3(c) (1 mark): One of the alternative biological methods of extracting metals from very low‑grade ores is bioleaching using bacteria. Give one disadvantage of this method of e
- June 2022, Chemistry Paper 1 Higher, Q4(c) (1 mark): Phytoextraction is an alternative biological method that can be used to extract metals from very low-grade ores. Give one disadvantage of phytoextraction as a m
- November 2020, Chemistry Paper 1 Foundation, Q4(b) (2 marks): Give two advantages of recycling metals rather than extracting metals from their ores. (2) 1 2
- June 2019, Chemistry Paper 1 Higher, Q3(a)(i) (3 marks): 1 kg of the ash from these plants contained 142.0 g of nickel compounds. Calculate the percentage by mass of nickel compounds in the ash. (3) percentage by mass
- June 2019, Chemistry Paper 1 Higher, Q3(a)(ii) (1 mark): Nickel is extracted from nickel compounds. State an advantage of extracting nickel by phytoextraction rather than from its ore. (1)
- June 2019, Chemistry Paper 1 Foundation, Q4(d)(i) (2 marks): The environmental impact of a product is assessed in a life-cycle assessment. The stages in this assessment are given below. They are not in the correct order.
- June 2019, Chemistry Paper 1 Foundation, Q4(d)(ii) (2 marks): Aluminium can be obtained by recycling aluminium waste. Give two advantages of obtaining aluminium by recycling aluminium waste rather than mining the raw mater
- June 2018, Chemistry Paper 1 Higher, Q2(d) (2 marks): In recent years, researchers have been investigating alternative methods of extracting metals from soils. Researchers have found that growing certain plants in
- June 2018, Chemistry Paper 1 Foundation, Q6(d) (6 marks): Aluminium is extracted from its ore by electrolysis. Iron is extracted from its ore by heating with carbon. Both metals can also be obtained by recycling. Expla
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