plumiChemical digestion: CAIE IGCSE Biology questions
Every CAIE IGCSE Biology exam question on 7.4 Chemical digestion, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Calculations
Q6(c)
The whole paper ↗
Q6(e)
The whole paper ↗![Specimen Paper 3, question 6(e): State where in the digestive system protease is secreted. [1] [Total: 10]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061003-spec-06-e-qp.webp)
Q5(b)(i)
The whole paper ↗![Specimen Paper 4, question 5(b)(i): State the names of two parts of the digestive system where starch is digested by enzymes. 1 2 [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/061004-spec-05-bi-qp.webp)
All 9 questions on Chemical digestion, as a list
- June 2024, Paper 1, Q19 (1 mark): A person ate food X. Chemical digestion of food X occurred in the mouth and small intestine but not in the stomach. What was in food X? A fat B ions C protein D
- June 2024, Paper 2, Q9 (1 mark): A student investigates the breakdown of fats in milk by lipase. Four test-tubes labelled A, B, C and D are set up. The table shows the contents of each test-tub
- June 2024, Paper 2, Q14 (1 mark): The diagrams show carbohydrate molecules as they pass through the alimentary canal. Which row represents the molecules correctly? before taking after some time
- June 2024, Paper 2, Q15 (1 mark): Which row shows correct information about three digestive enzymes in humans? lipase maltase trypsin A acts in acidic acts in the secreted by the conditions stom
- Specimen, Paper 1, Q15 (1 mark): The diagram shows part of the human digestive system. Which structure produces lipase? B A C D
- Specimen, Paper 2, Q15 (1 mark): The diagram shows part of the human digestive system. Where is protein digested by trypsin? B C D A
- Specimen, Paper 3, Q6(c) (5 marks): Table 6.1 shows some large insoluble molecules, some digestive enzymes and some smaller soluble molecules that are produced during digestion. Table 6.1 insolubl
- Specimen, Paper 3, Q6(e) (1 mark): State where in the digestive system protease is secreted. [1] [Total: 10]
- Specimen, Paper 4, Q5(b)(i) (2 marks): State the names of two parts of the digestive system where starch is digested by enzymes. 1 2 [2]
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