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Edexcel GCSE Biology questions by topic

Every question from every Edexcel GCSE Biology paper, 2018–2025, part by part. Filter by topic, paper or year, open the mark scheme under any question, and download a set as a PDF.

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1,834 questions

  1. Q1(a)(i)

    June 2025 · Paper 1 Higher

    1 mark
    The whole paper ↗
    June 2025 Paper 1 Higher, question 1(a)(i): Which is the height of an 8-year-old boy on the 10th percentile? (1) A 118 cm B 120 cm C 128 cm D 130 cm

  2. Q1(a)(ii)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 1(a)(ii): The height of a 4-year-old boy was 94 cm. Two years later, his height was 106 cm. Using Figure 1, explain the conclusion that can be made about the growth of th

  3. Q1(b)(i)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 1(b)(i): Describe how a sample of food can be tested to show that it contains fat. (2)

  4. Q1(b)(ii)

    June 2025 · Paper 1 Higher

    1 mark
    The whole paper ↗
    June 2025 Paper 1 Higher, question 1(b)(ii): Which is produced when fats are digested? (1) A amino acids B fatty acids C glucose D starch

  5. Q1(c)

    June 2025 · Paper 1 Higher

    1 mark
    The whole paper ↗
    June 2025 Paper 1 Higher, question 1(c): State what calorimetry is used to measure. (1)

  6. Q2(a)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 2(a): Tuberculosis is a disease that is spread through airborne droplets. Give two ways of reducing or preventing the spread of tuberculosis. (2) 1 2

  7. Q2(b)(i)

    June 2025 · Paper 1 Higher

    1 mark
    The whole paper ↗
    June 2025 Paper 1 Higher, question 2(b)(i): State why liver disease is a non-communicable disease. (1)

  8. Q2(b)(ii)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 2(b)(ii): The waist‑to‑hip ratio can be used to show if excess weight is a health risk. An adult has a waist measurement of 80 cm and a hip measurement of 90 cm. Calculat

  9. Q2(b)(iii)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 2(b)(iii): Figure 2 shows the health risk of some waist‑to‑hip ratios. waist‑to‑hip ratios health risk males females low 0.95 or less 0.80 or less medium 0.96 to 1.0 0.81

  10. Q2(c)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 2(c): Cancer occurs when cell division by mitosis is uncontrolled. Describe the properties of cells produced by mitosis. (2)

  11. Q3(a)

    June 2025 · Paper 1 Higher

    3 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 3(a): Figure 3 shows a beaker containing a potato cylinder in distilled water. beaker distilled water potato cylinder Figure 3 Explain why the mass of this potato cyl

  12. Q3(b)(i)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 3(b)(i): Calculate the volume of cube C. (2) cm3

  13. Q3(b)(ii)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 3(b)(ii): Explain the difference in the times taken for cubes A and B to become colourless. (2)

  14. Q4(a)(i)

    June 2025 · Paper 1 Higher

    1 mark
    The whole paper ↗
    June 2025 Paper 1 Higher, question 4(a)(i): What are these ‘units’ of inheritance known as today? (1) A chloroplasts B enzymes C genes D mitochondria

  15. Q4(a)(ii)

    June 2025 · Paper 1 Higher

    1 mark
    The whole paper ↗
    June 2025 Paper 1 Higher, question 4(a)(ii): Figure 5 shows one of Mendel’s experiments on the inheritance of pea shape. plants that produced plants that produced only wrinkled peas only round peas all the

  16. Q4(b)(i)

    June 2025 · Paper 1 Higher

    3 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 4(b)(i): Complete the Punnett square to show the inheritance of the alleles for pea shape and the percentage probability of producing a plant with wrinkled peas. Use the

  17. Q4(b)(ii)

    June 2025 · Paper 1 Higher

    2 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 4(b)(ii): Plants used to study inheritance are grown in controlled environmental conditions. Suggest two ways of controlling these environmental conditions. (2) 1 2

  18. Q4(c)(i)

    June 2025 · Paper 1 Higher

    3 marks
    The whole paper ↗
    June 2025 Paper 1 Higher, question 4(c)(i): Complete the table by writing yes or no in each box to show the features of asexual and sexual reproduction. (3) feature asexual reproduction sexual reproductio

  19. Q4(c)(ii)

    June 2025 · Paper 1 Higher

    1 mark
    The whole paper ↗
    June 2025 Paper 1 Higher, question 4(c)(ii): A zygote with a diploid nucleus is formed by sexual reproduction. State what is meant by a diploid nucleus. (1)

  20. Q5(a)(i)

    June 2025 · Paper 1 Higher

    1 mark
    The whole paper ↗
    June 2025 Paper 1 Higher, question 5(a)(i): State the number of years that Homo habilis lived on Earth. (1)

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