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WAEC Biology 2025 Question 4

Question 4

Animal Nutrition

The diagram below is an illustration of a system in humans. The parts that secrete substances involved in the digestion of fats are labelled

Diagram for this question
  1. A.I, II and III.
  2. B.II and III.
  3. C.I, III and IV.
  4. D.I and III.
Show the answer and explanation

Answer: B (II and III.)

Explanation

Fat digestion needs bile, made by the liver (III), and lipase, made by the pancreas (II). The gall bladder (IV) only stores bile and the stomach (I) makes no significant lipase.