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IGCSE Co-ordinated Sciences (Double Award) 0654 · Biology · 110

0654.B14.1.01 — Describe a drug as any substance taken into the body that modifies or affects chemical reactions in the body: past paper questions

5 real questionsasked in 2 of the last 10 exam series2025–2025usually: State, Describe

Real questions on 0654.b14.1.01 — describe a drug as any substance taken into the body that modifies or affects chemical reactions in the body

The newest 5 of 5 written questions. Open one to see it on the real paper.

  1. 0654/43 · October/November 2025 · Q9a(i)[1]

    State the name of the energy store in the battery.

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  2. 0654/43 · October/November 2025 · Q9a(ii)[1]

    Describe how energy is transferred from this store to the lamp when the lamp is lit.

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  3. 0654/33 · May/June 2025 · Q1f[1]

    State the type of drug used as a treatment for bacterial infections.

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  4. 0654/43 · May/June 2025 · Q2b(i)[2]

    State what is meant by the term drug. (i)

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  5. 0654/43 · May/June 2025 · Q2b(ii)[1]

    State one other way the patient may reduce his risk of coronary heart disease.

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What examiners said

A good proportion of candidates gave the correct answer but those who did not often wrote vague answers relating to medicines or confused it with antibodies or antigens. A number incorrectly thought alcohol was a suitable treatment.

— Examiner report, May/June 2025, 0654/33 Q1(f) (Cambridge)

This proved to be demanding. Non-creditworthy responses included medicines, antibiotics, cures diseases, prevents diseases and stops diseases. Few stated that drugs are taken into the body.

— Examiner report, May/June 2025, 0654/43 Q2(b)(i) (Cambridge)

Balanced and heathy diets, low-salt diets and low-fat diets were quite well known. Non-scoring responses were often too vague, such as simply stating less fat and less salt.

— Examiner report, May/June 2025, 0654/43 Q2(b)(ii) (Cambridge)

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0654.B14.1.01 — Describe a drug as any substance taken into the body that modifies or affects chemical reactions in the body — IGCSE Co-ordinated Sciences (Double Award) 0654 past paper questions | AssessPro