Biology 0610 · IGCSE · Chemical digestion

Chemical digestion — practice question

(a)[2]

Define what chemical digestion means.

(b(i))[5]

Explain the results given for test-tubes 1, 2 and 3 in Table 6.1.

(b(ii))[2]

Explain the purpose of test-tube 4.

(b(iii))[1]

State the organ in the body that makes pepsin.

(c)[3]

Maltase is another digestive enzyme. Describe the action of maltase and state where it acts in the alimentary canal.

Worked solution & mark scheme

This 13-mark question has a full step-by-step worked solution and mark scheme. One marking point: Breakdown of large molecules into smaller ones

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