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IGCSE Co-ordinated Sciences (9–1) 0973 · Biology · 107

0654.B13.3.03 — Describe the control of blood glucose concentration by the liver and the roles of insulin and glucagon: past paper questions

8 real questionsasked in 4 of the last 10 exam series2021–2026usually: Complete, Name, Use, Describe, Calculate

Real questions on 0654.b13.3.03 — describe the control of blood glucose concentration by the liver and the roles of insulin and glucagon

The newest 8 of 8 written questions. Open one to see it on the real paper.

  1. 0973/42 · May/June 2026 · Q2b[2]

    (b) Complete the sentence about the storage of glucose. Choose words from the list. cellulose glycogen kidney liver starch stomach sucrose Glucose Stored .......... eeeeeeeseeeeeeteteeeteeteeteees .......... ..........

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  2. 0973/42 · May/June 2026 · Q2c[1]

    Name the organ that secretes glucagon.

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  3. 0973/42 · May/June 2026 · Q2d[3]

    The control of blood glucose concentration is an example of negative feedback. Use Figure 2.1 to describe how negative feedback is used to control blood glucose concentration.

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  4. 0973/41 · October/November 2024 · Q6c[2]

    The wireless charging pad in Fig. 6.1 contains a coil of wire. The mains cable provides an alternating current (a.c.) to the coil of wire. The mobile phone contains a second coil of wire. Describe how an electromotive force (e.m.f.) is induced in the second coil of wire when the mobile phone is placed on the charging p...

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  5. 0973/41 · May/June 2022 · Q10c(i)[1]

    Calculate the length of time it takes for the blood glucose concentration to return to its starting concentration from its maximum. minutes

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  6. 0973/41 · May/June 2022 · Q10c(ii)[3]

    Explain the results between 20–30 minutes in Fig. 10.1.

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  7. 0973/41 · May/June 2022 · Q10d[2]

    State the names of two hormones that can increase the blood glucose concentration.

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  8. 0973/41 · October/November 2021 · Q10e[3]

    Table 10.1 compares nervous and hormonal control. Complete Table 10.1. Table 10.1 hormonal control transmission method nervous control in the blood speed of transmission length of effect

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What examiners said

Most candidates could correctly use Fig. 10.1 to calculate the time taken for the blood glucose concentration to return to normal.

— Examiner report, May/June 2022, 0973/41 Q10(c)(i) (Cambridge)

This question required candidates to explain the shape of the graph shown in Fig. 10.1. A significant proportion of candidates gave descriptions of the shape of the graph, often quoting specific data, but without any sort of explanation which did not earn any credit. Of the candidates that explained the graph, most included the release of insulin as part of their answer. Very few included anything...

— Examiner report, May/June 2022, 0973/41 Q10(c)(ii) (Cambridge)

The correct answers of adrenaline and glucagon were commonly seen, however, most candidates only included one of these answers. Commonly seen incorrect responses included insulin and glycogen as well as testosterone. At times, ambiguous spelling of glucagon made it difficult to distinguish from glycogen.

— Examiner report, May/June 2022, 0973/41 Q10(d) (Cambridge)

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0654.B13.3.03 — Describe the control of blood glucose concentration by the liver and the roles of insulin and glucagon — IGCSE Co-ordinated Sciences (9–1) 0973 past paper questions | AssessPro