CAIE IGCSE Biology 7.4.8 Bile Is an Alkaline Mixture That Questions
Practise explaining how alkaline bile neutralises acidic stomach contents entering the duodenum and creates a suitable pH for enzyme activity.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- Explain how alkaline bile neutralises acidic chyme in the duodenum, providing a suitable pH for enzyme action.
CAIE IGCSE Biology 7.4.8 Bile Is an Alkaline Mixture That Questions question 1
[Maximum number: 1]
Which substance causes the change in pH when food enters the small intestine?
A
amylase
B
bile
C
gastric juice
D
trypsin
B
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