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Gas exchange

Gas exchange

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Question 2

Chronic inhalation of wood smoke from indoor biomass stoves is a major global health concern.

Explain how the components of wood smoke damage the structures of the human gas exchange system, leading to a reduced rate of gas exchange and an increased susceptibility to respiratory infections.

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Markscheme

Gas exchange Questions

  1. IGCSE
  2. /Biology
  3. /Gas exchange

16 exam-style questions on Edexcel IGCSE Biology Gas exchange. Each one has a worked solution and a mark scheme showing where the marks go.

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