Cambridge IGCSE Combined Science practice
Try the question first, then check the answer and practise the same topic again.
At a glance
MCQ
Type
cambridge_mcq
Style
Topic
Diseases and immunity
Exam-style question
What is the function of nasal hairs?.
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Common mistake
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Flashcard 1 of 6
Question 1 of 5
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Description
The skin, nasal hairs, mucus, stomach acid, and white blood cells are key components of the body's defense system.
Outline the role of the skin and white blood cells in defending against pathogens.
Aim for approximately 3 distinct marking points.