Biology 0610 · IGCSE · Chemical digestion

Chemical digestion — practice question

Fig. 1.1 is a diagram showing the human digestive system. Table 1.1 gives information about some of the structures in Fig. 1.1. Use Fig. 1.1 to complete Table 1.1.
(a)[4]

Use Fig. 1.1 to complete Table 1.1.

(b(i))[3]

Describe what chemical digestion does.

(b(ii))[1]

State the name of the product formed in this reaction.

(b(iii))[1]

Describe the location in the small intestine where maltose is digested.

(b(iv))[6]

Explain why amylase is able to digest starch in the small intestine but not in the stomach.

Worked solution & mark scheme

This 15-mark question has a full step-by-step worked solution and mark scheme. One marking point: Anus - removal of undigested food / faeces by egestion - G

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