plumiPopulations: CAIE IGCSE Biology questions
Every CAIE IGCSE Biology exam question on 19.4 Populations, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Q7(b)(i)
The whole paper ↗![June 2024 Paper 4, question 7(b)(i): State the name of the expected shape of the population growth curve that would be drawn on the graph. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061041-jun24-07-bi-qp.webp)
Q7(b)(ii)
The whole paper ↗![June 2024 Paper 4, question 7(b)(ii): State the name of the initial phase of bacterial growth. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061041-jun24-07-bii-qp.webp)
Q7(b)(iii)
The whole paper ↗![June 2024 Paper 4, question 7(b)(iii): State one factor, other than a lack of resources, that would cause bacteria to die during the death phase. [1] [Total: 9]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061041-jun24-07-biii-qp.webp)
All 4 questions on Populations, as a list
- June 2024, Paper 4, Q7(b)(i) (1 mark): State the name of the expected shape of the population growth curve that would be drawn on the graph. [1]
- June 2024, Paper 4, Q7(b)(ii) (1 mark): State the name of the initial phase of bacterial growth. [1]
- June 2024, Paper 4, Q7(b)(iii) (1 mark): State one factor, other than a lack of resources, that would cause bacteria to die during the death phase. [1] [Total: 9]
- Specimen, Paper 1, Q37 (1 mark): The graph shows a population growth curve for a species of insect which has been introduced to an island. 100 90 80 70 60 population size 50 / insects per m2 40
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