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Monitoring visual function: OCR A‑Level Biology B questions

Every OCR A-Level Biology B exam question on 5.2.2 Monitoring visual function, 2016–2025, with its mark scheme and examiner’s report.

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1,889 questions

  1. Q28

    June 2025 · Paper 1

    1 mark5.2.2 Monitoring visual function
    The whole paper ↗
    June 2025 Paper 1, question 28: The retina is a light-sensitive layer in the eye. Which option describes a feature of the retina? A It has cone cells that contain vesicles of the light-sensiti

  2. Q6(a)(i)

    June 2024 · Paper 2

    1 mark5.2.2 Monitoring visual function
    The whole paper ↗
    June 2024 Paper 2, question 6(a)(i): State the name of a test that can be used to diagnose red-green colour blindness. [1]

  3. Q6(a)(ii)

    June 2024 · Paper 2

    2 marks5.2.2 Monitoring visual function
    The whole paper ↗
    June 2024 Paper 2, question 6(a)(ii): Explain why rod cells in the retina are described as receptors and transducers. [2]

  4. Q6(b)

    June 2024 · Paper 2

    6 marks5.2.2 Monitoring visual function
    The whole paper ↗
    June 2024 Paper 2, question 6(b): (b)* The eye has structures and mechanisms that: • protect it against light • provide physical protection • provide chemical protection. Describe the structures

  5. Q27

    June 2023 · Paper 1

    1 mark5.2.2 Monitoring visual function
    The whole paper ↗
    June 2023 Paper 1, question 27: The diagram shows the internal structure of the eye. A B C D Which structure on the diagram identifies the choroid? Your answer [1]

  6. Q28

    June 2023 · Paper 1

    1 mark5.2.2 Monitoring visual function
    The whole paper ↗
    June 2023 Paper 1, question 28: A Snellen chart used in routine eye tests is shown below. E Which of the statements about using the Snellen chart for routine eye tests is / are correct? 1 The

  7. Q27

    June 2022 · Paper 1

    1 mark5.2.2 Monitoring visual function
    The whole paper ↗
    June 2022 Paper 1, question 27: Rod and cone cells are specialised cells (photoreceptors) found in the retina of the eye. Which of the statements about rod and cone cells is/are correct? 1 Rod

  8. Q32(b)(i)

    November 2021 · Paper 1

    2 marks5.2.2 Monitoring visual function
    The whole paper ↗
    November 2021 Paper 1, question 32(b)(i): Outline the structure and function of the outer layer, labelled P, in the photomicrograph. [2]

  9. Q32(b)(ii)

    November 2021 · Paper 1

    2 marks5.2.2 Monitoring visual function
    The whole paper ↗
    November 2021 Paper 1, question 32(b)(ii): The layer labelled Q contains highly pigmented cells. Name layer Q and state the importance of this layer to the functioning of the eye. Name Importance [2]

  10. Q32(d)(i)

    November 2021 · Paper 1

    2 marks5.2.2 Monitoring visual function
    The whole paper ↗
    November 2021 Paper 1, question 32(d)(i): Using your knowledge of the internal structure of photoreceptor cells, suggest why mutated BBS genes lead to deterioration of cone cells and poor visual acuity.

  11. Q32(d)(ii)

    November 2021 · Paper 1

    3 marks5.2.2 Monitoring visual function
    The whole paper ↗
    November 2021 Paper 1, question 32(d)(ii): Explain how cone cells enable humans to distinguish colour. [3]

  12. Q3(a)(ii)

    November 2020 · Paper 3

    1 mark5.2.2 Monitoring visual function
    The whole paper ↗
    November 2020 Paper 3, question 3(a)(ii): Name the photosensitive pigment found in cone cells. [1]

  13. Q3(b)

    November 2020 · Paper 3

    3 marks5.2.2 Monitoring visual function
    The whole paper ↗
    November 2020 Paper 3, question 3(b): Fig. 3.2 is a light micrograph of a section through a mammalian eye. A B C E D F Fig. 3.2 Complete the table below about the structures labelled A to F in Fig.

  14. Q3(c)

    November 2020 · Paper 3

    3 marks5.2.2 Monitoring visual function
    The whole paper ↗
    November 2020 Paper 3, question 3(c): A student is performing a dissection of a sheep’s eye and wishes to extract the lens. The eye is covered in fatty tissue. Describe how the items of equipment ar

  15. Q5(b)(i)

    June 2019 · Paper 2

    1 mark5.2.2 Monitoring visual function
    The whole paper ↗
    June 2019 Paper 2, question 5(b)(i): Explain why photoreceptor cells in the retina are described as transducers. [1]

  16. Q5(b)(ii)

    June 2019 · Paper 2

    2 marks5.2.2 Monitoring visual function
    The whole paper ↗
    June 2019 Paper 2, question 5(b)(ii): Rod cells undergo various changes when they are stimulated by light. Complete the following table by writing ‘Rest’ or ‘Light’ in the space provided to indicate

  17. Q29

    June 2017 · Paper 1

    1 mark5.2.2 Monitoring visual function
    The whole paper ↗
    June 2017 Paper 1, question 29: The statements below relate to photoreceptor cells in the retina. Which of the following statements is/are correct? 1 The inner segment of a photoreceptor cell
All 17 questions on Monitoring visual function, as a list
  1. June 2025, Paper 1, Q28 (1 mark): The retina is a light-sensitive layer in the eye. Which option describes a feature of the retina? A It has cone cells that contain vesicles of the light-sensiti
  2. June 2024, Paper 2, Q6(a)(i) (1 mark): State the name of a test that can be used to diagnose red-green colour blindness. [1]
  3. June 2024, Paper 2, Q6(a)(ii) (2 marks): Explain why rod cells in the retina are described as receptors and transducers. [2]
  4. June 2024, Paper 2, Q6(b) (6 marks): (b)* The eye has structures and mechanisms that: • protect it against light • provide physical protection • provide chemical protection. Describe the structures
  5. June 2023, Paper 1, Q27 (1 mark): The diagram shows the internal structure of the eye. A B C D Which structure on the diagram identifies the choroid? Your answer [1]
  6. June 2023, Paper 1, Q28 (1 mark): A Snellen chart used in routine eye tests is shown below. E Which of the statements about using the Snellen chart for routine eye tests is / are correct? 1 The
  7. June 2022, Paper 1, Q27 (1 mark): Rod and cone cells are specialised cells (photoreceptors) found in the retina of the eye. Which of the statements about rod and cone cells is/are correct? 1 Rod
  8. November 2021, Paper 1, Q32(b)(i) (2 marks): Outline the structure and function of the outer layer, labelled P, in the photomicrograph. [2]
  9. November 2021, Paper 1, Q32(b)(ii) (2 marks): The layer labelled Q contains highly pigmented cells. Name layer Q and state the importance of this layer to the functioning of the eye. Name Importance [2]
  10. November 2021, Paper 1, Q32(d)(i) (2 marks): Using your knowledge of the internal structure of photoreceptor cells, suggest why mutated BBS genes lead to deterioration of cone cells and poor visual acuity.
  11. November 2021, Paper 1, Q32(d)(ii) (3 marks): Explain how cone cells enable humans to distinguish colour. [3]
  12. November 2020, Paper 3, Q3(a)(ii) (1 mark): Name the photosensitive pigment found in cone cells. [1]
  13. November 2020, Paper 3, Q3(b) (3 marks): Fig. 3.2 is a light micrograph of a section through a mammalian eye. A B C E D F Fig. 3.2 Complete the table below about the structures labelled A to F in Fig.
  14. November 2020, Paper 3, Q3(c) (3 marks): A student is performing a dissection of a sheep’s eye and wishes to extract the lens. The eye is covered in fatty tissue. Describe how the items of equipment ar
  15. June 2019, Paper 2, Q5(b)(i) (1 mark): Explain why photoreceptor cells in the retina are described as transducers. [1]
  16. June 2019, Paper 2, Q5(b)(ii) (2 marks): Rod cells undergo various changes when they are stimulated by light. Complete the following table by writing ‘Rest’ or ‘Light’ in the space provided to indicate
  17. June 2017, Paper 1, Q29 (1 mark): The statements below relate to photoreceptor cells in the retina. Which of the following statements is/are correct? 1 The inner segment of a photoreceptor cell

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