Biology 5090 · O Level · Human digestive system

Human digestive system — practice question

(a)[4]

Explain why most food consumed by a human needs to be digested.

(b)[6]

Describe, with reference to the functions of the named substances produced, the importance of each of the following organs in digestion: liver; pancreas.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Food is broken down / hydrolysed into smaller molecules” …

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