CAIE IGCSE Biology 10.1.4 Body Defences Questions
Practise identifying skin, hairs in the nose, mucus, stomach acid and white blood cells as body defences, including phagocyte and lymphocyte actions.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- identify skin, hairs in the nose, mucus and stomach acid as named barriers preventing pathogen entry
- identify white-blood-cell defence actions: phagocytes engulf and digest pathogens and lymphocytes produce antibodies
CAIE IGCSE Biology 10.1.4 Body Defences Questions question 1
Fig. 6.1 is a diagram of the virus that causes measles.
Fig. 6.1
Viruses and some bacteria are pathogenic. Diseases caused by pathogens are transmissible.
The body has barriers to defend itself against pathogens.
State two mechanical barriers of the body.
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