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

All question bank results loaded