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Edexcel A-Level Biology AS 4.7 Plant Fibres Starch and Sustainability Questions

Define the sustainability criterion being used, apply evidence on regrowth, decomposition or emissions and compare the full plant and oil-based alternatives.

Syllabus
First assessment 2019
Course
Biology YBI11
Level
AS

Exam points

  • Explain sustainability through renewability, future availability and resource use.
  • Compare plant and oil-based products through biodegradation and waste persistence.
  • Evaluate carbon-neutral claims by tracing plant growth, manufacture and disposal.

Edexcel A-Level Biology AS 4.7 Plant Fibres Starch and Sustainability Questions question 1

[Maximum number: 2]

Boards used for chopping fruit and vegetables can be made from wood or oil-based plastics.

The photograph shows some chopping boards.

Figure for Question Edexcel A-Level Biology AS 4.7 Plant Fibres Starch and Sustainability Questions question 1 — Edexcel A-Level Biology AS

Explain why boards made from oil-based plastics are not considered sustainable.
(2)

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