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5.2 Plant and body defences

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Question 7
F

Which statement describes the role of cilia in protecting the human airways?

[1]
A

they move mucus containing trapped pathogens towards the throat

B

they make mucus containing digestive enzymes within the airways

C

they release acid that destroys pathogens trapped in the airways

D

they absorb pathogens from mucus into cells lining the throat

Markscheme

5.2 Plant and body defences Questions

  1. GCSE
  2. /Biology
  3. /5.2 Plant and body defences

45 exam-style questions on Edexcel GCSE Biology 5.2 Plant and body defences, covering 5.2.1 Physical plant defences, 5.2.2 Chemical plant defences, 5.2.3 Detecting plant diseases, and 5.2.4 Human physical and chemical defences. Each one has a worked solution and a mark scheme showing where the marks go.

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