plumiDiseases and immunity: CAIE IGCSE Biology questions
Every CAIE IGCSE Biology exam question on 10.1 Diseases and immunity, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Q4(a)
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Q4(b)
The whole paper ↗![June 2024 Paper 3, question 4(b): State two ways of preventing the spread of disease through water. 1 2 [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061031-jun24-04-b-qp.webp)
Q4(c)
The whole paper ↗![June 2024 Paper 3, question 4(c): State three ways the body defends itself against disease. 1 2 3 [3]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061031-jun24-04-c-qp.webp)
Q4(d)
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Q6(a)(i)
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Q6(a)(ii)
The whole paper ↗![June 2024 Paper 4, question 6(a)(ii): Explain how vaccination causes the results shown between 1958 and 1970 in Fig. 6.1. [5]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061041-jun24-06-aii-qp.webp)
Q6(a)(iii)
The whole paper ↗![June 2024 Paper 4, question 6(a)(iii): Explain why the polio vaccine does not protect you from other diseases. [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061041-jun24-06-aiii-qp.webp)
Q1(c)
The whole paper ↗![Specimen Paper 4, question 1(c): Explain the effect of cholera bacteria on the digestive system. [4] [Total: 12]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061004-spec-01-c-qp.webp)
All 12 questions on Diseases and immunity, as a list
- June 2024, Paper 1, Q24 (1 mark): What is a direct way of transmitting a pathogen? A by contact with contaminated air B by contact with contaminated blood C by contact with contaminated food D b
- June 2024, Paper 2, Q21 (1 mark): One of the symptoms of the disease cholera is diarrhoea. This is due to water loss by osmosis caused by the cholera toxin. What is the effect of cholera toxins
- June 2024, Paper 2, Q22 (1 mark): Which statement about immunity is correct? A A part of the antibody molecule has the same shape as the antigen it acts on. B Babies develop passive immunity fro
- June 2024, Paper 3, Q4(a) (2 marks): Symptoms of the disease influenza may include sneezing. Fig. 4.1 shows a sign at a hospital. Always wash hands after sneezing Fig. 4.1 Explain why washing your
- June 2024, Paper 3, Q4(b) (2 marks): State two ways of preventing the spread of disease through water. 1 2 [2]
- June 2024, Paper 3, Q4(c) (3 marks): State three ways the body defends itself against disease. 1 2 3 [3]
- June 2024, Paper 3, Q4(d) (2 marks): Identify each disease or virus as transmissible or non‑transmissible by drawing a circle around the correct word. Human immunodeficiency virus (HIV) transmissib
- June 2024, Paper 4, Q6(a)(i) (3 marks): Calculate the percentage change in the number of cases of polio between 1950 and 1952 in Fig. 6.1. Give your answer to two significant figures. Space for workin
- June 2024, Paper 4, Q6(a)(ii) (5 marks): Explain how vaccination causes the results shown between 1958 and 1970 in Fig. 6.1. [5]
- June 2024, Paper 4, Q6(a)(iii) (2 marks): Explain why the polio vaccine does not protect you from other diseases. [2]
- Specimen, Paper 2, Q21 (1 mark): The diagram with the structure labelled X shows a bacterium with proteins on its surface. The diagram labelled Y shows proteins made by the human body. X Y Whic
- Specimen, Paper 4, Q1(c) (4 marks): Explain the effect of cholera bacteria on the digestive system. [4] [Total: 12]
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