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Classification of living organisms: AQA GCSE Combined Science questions

Every AQA GCSE Combined Science exam question on 4.6.4 Classification of living organisms, 2018–2025, with its mark scheme and examiner’s report.

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3,069 questions

  1. Q05.5

    June 2025 · Biology Paper 2 Higher

    2 marks4.6.4 Classification of living organisms
    The whole paper ↗
    June 2025 Biology Paper 2 Higher, question 05.5: Table 1 shows part of the classification of a plesiosaur. Complete Table 1. [2 marks] Table 1 Classification group Name Domain Kingdom Animalia Chordata Class R

  2. Q05.6

    June 2025 · Biology Paper 2 Higher

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2025 Biology Paper 2 Higher, question 05.6: Give the binomial name of the plesiosaur in Table 1. [1 mark]

  3. Q02.1

    June 2024 · Biology Paper 2 Higher

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2024 Biology Paper 2 Higher, question 02.1: Potato plants are classified as eukaryota. What type of classification group is eukaryota? [1 mark] Tick () one box. Class Domain Kingdom Phylum

  4. Q02.4

    June 2024 · Biology Paper 2 Higher

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2024 Biology Paper 2 Higher, question 02.4: Plants in the same genus as potatoes have been studied by scientists. Describe one way a new plant species could be identified as being in the same genus as pot

  5. Q04.1

    June 2024 · Biology Paper 2 Foundation

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2024 Biology Paper 2 Foundation, question 04.1: Which species in Figure 8 is most closely related to lions? [1 mark] Tick () one box. Jaguar Leopard Snow leopard

  6. Q04.2

    June 2024 · Biology Paper 2 Foundation

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2024 Biology Paper 2 Foundation, question 04.2: Tigers are more closely related to snow leopards than to jaguars. Draw a line on Figure 8 to show the evolution of tigers. Label the line ‘Tiger’. [1 mark]

  7. Q04.3

    June 2024 · Biology Paper 2 Foundation

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2024 Biology Paper 2 Foundation, question 04.3: What is represented by species R on Figure 8? [1 mark] Tick () one box. A species recently evolved from jaguars. A species that may evolve in the future. A spe

  8. Q04.6

    June 2024 · Biology Paper 2 Foundation

    1 mark4.6.4 Classification of living organisms4.6.3 The development of understanding of genetics and evolution
    The whole paper ↗
    June 2024 Biology Paper 2 Foundation, question 04.6: Fossils are used to study the evolution of some species. Suggest one reason why fossils are used to study evolution. [1 mark]

  9. Q06.1

    June 2024 · Biology Paper 2 Foundation

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2024 Biology Paper 2 Foundation, question 06.1: Potato plants are classified as eukaryota. What type of classification group is eukaryota? [1 mark] Tick () one box. Class Domain Kingdom Phylum

  10. Q06.4

    June 2024 · Biology Paper 2 Foundation

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2024 Biology Paper 2 Foundation, question 06.4: Plants in the same genus as potatoes have been studied by scientists. Describe one way a new plant species could be identified as being in the same genus as pot

  11. Q04.1

    June 2023 · Biology Paper 2 Higher

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2023 Biology Paper 2 Higher, question 04.1: What is the genus name of salmon? [1 mark]

  12. Q04.2

    June 2023 · Biology Paper 2 Higher

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2023 Biology Paper 2 Higher, question 04.2: Which domain are sea lice classified in? [1 mark]

  13. Q04.1

    June 2023 · Biology Paper 2 Foundation

    3 marks4.6.4 Classification of living organisms
    The whole paper ↗
    June 2023 Biology Paper 2 Foundation, question 04.1: Table 3 shows the classification for this species of salmon. Complete Table 3. Choose answers from the box. [3 marks] Class Domain Genus Kingdom Species Table 3

  14. Q06.1

    June 2022 · Biology Paper 2 Higher

    2 marks4.6.4 Classification of living organisms
    The whole paper ↗
    June 2022 Biology Paper 2 Higher, question 06.1: Complete Table 2 for the classification of the polar bear, Ursus maritimus. [2 marks] Table 2 Classification group Name Domain Kingdom chordata Class mammalia O

  15. Q03.6

    June 2022 · Biology Paper 2 Foundation

    3 marks4.6.4 Classification of living organisms
    The whole paper ↗
    June 2022 Biology Paper 2 Foundation, question 03.6: The house fly has the binomial name Musca domestica. Table 2 shows part of the classification for the house fly. Table 2 Classification group Name Kingdom Phylu

  16. Q03.7

    June 2022 · Biology Paper 2 Foundation

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    June 2022 Biology Paper 2 Foundation, question 03.7: Carl Woese proposed the ‘three-domain system’ of classification. Which domain are insects in? [1 mark] Tick () one box. Archaea Eukaryota Prokaryota

  17. Q03.1

    November 2021 · Biology Paper 2 Higher

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    November 2021 Biology Paper 2 Higher, question 03.1: What is the genus of the fungus? [1 mark]

  18. Q03.5

    November 2021 · Biology Paper 2 Higher

    1 mark4.6.4 Classification of living organisms
    The whole paper ↗
    November 2021 Biology Paper 2 Higher, question 03.5: Fungi are not in the domain Archaea. Which domain are fungi classified in? [1 mark]

  19. Q03.6

    November 2021 · Biology Paper 2 Higher

    2 marks4.6.4 Classification of living organisms4.1.1 Cell structure
    The whole paper ↗
    November 2021 Biology Paper 2 Higher, question 03.6: Which two characteristics are features of organisms in the domain Archaea? [2 marks] Tick () two boxes. Can only survive in light Can survive in extreme enviro

  20. Q03.7

    November 2021 · Biology Paper 2 Higher

    3 marks4.6.4 Classification of living organisms
    The whole paper ↗
    November 2021 Biology Paper 2 Higher, question 03.7: Carl Linnaeus lived in the 1700s. Carl Linnaeus classified living things into groups depending on their appearance. Give three types of evidence that are used n
All 28 questions on Classification of living organisms, as a list
  1. June 2025, Biology Paper 2 Higher, Q05.5 (2 marks): Table 1 shows part of the classification of a plesiosaur. Complete Table 1. [2 marks] Table 1 Classification group Name Domain Kingdom Animalia Chordata Class R
  2. June 2025, Biology Paper 2 Higher, Q05.6 (1 mark): Give the binomial name of the plesiosaur in Table 1. [1 mark]
  3. June 2024, Biology Paper 2 Higher, Q02.1 (1 mark): Potato plants are classified as eukaryota. What type of classification group is eukaryota? [1 mark] Tick () one box. Class Domain Kingdom Phylum
  4. June 2024, Biology Paper 2 Higher, Q02.4 (1 mark): Plants in the same genus as potatoes have been studied by scientists. Describe one way a new plant species could be identified as being in the same genus as pot
  5. June 2024, Biology Paper 2 Foundation, Q04.1 (1 mark): Which species in Figure 8 is most closely related to lions? [1 mark] Tick () one box. Jaguar Leopard Snow leopard
  6. June 2024, Biology Paper 2 Foundation, Q04.2 (1 mark): Tigers are more closely related to snow leopards than to jaguars. Draw a line on Figure 8 to show the evolution of tigers. Label the line ‘Tiger’. [1 mark]
  7. June 2024, Biology Paper 2 Foundation, Q04.3 (1 mark): What is represented by species R on Figure 8? [1 mark] Tick () one box. A species recently evolved from jaguars. A species that may evolve in the future. A spe
  8. June 2024, Biology Paper 2 Foundation, Q04.6 (1 mark): Fossils are used to study the evolution of some species. Suggest one reason why fossils are used to study evolution. [1 mark]
  9. June 2024, Biology Paper 2 Foundation, Q06.1 (1 mark): Potato plants are classified as eukaryota. What type of classification group is eukaryota? [1 mark] Tick () one box. Class Domain Kingdom Phylum
  10. June 2024, Biology Paper 2 Foundation, Q06.4 (1 mark): Plants in the same genus as potatoes have been studied by scientists. Describe one way a new plant species could be identified as being in the same genus as pot
  11. June 2023, Biology Paper 2 Higher, Q04.1 (1 mark): What is the genus name of salmon? [1 mark]
  12. June 2023, Biology Paper 2 Higher, Q04.2 (1 mark): Which domain are sea lice classified in? [1 mark]
  13. June 2023, Biology Paper 2 Foundation, Q04.1 (3 marks): Table 3 shows the classification for this species of salmon. Complete Table 3. Choose answers from the box. [3 marks] Class Domain Genus Kingdom Species Table 3
  14. June 2022, Biology Paper 2 Higher, Q06.1 (2 marks): Complete Table 2 for the classification of the polar bear, Ursus maritimus. [2 marks] Table 2 Classification group Name Domain Kingdom chordata Class mammalia O
  15. June 2022, Biology Paper 2 Foundation, Q03.6 (3 marks): The house fly has the binomial name Musca domestica. Table 2 shows part of the classification for the house fly. Table 2 Classification group Name Kingdom Phylu
  16. June 2022, Biology Paper 2 Foundation, Q03.7 (1 mark): Carl Woese proposed the ‘three-domain system’ of classification. Which domain are insects in? [1 mark] Tick () one box. Archaea Eukaryota Prokaryota
  17. November 2021, Biology Paper 2 Higher, Q03.1 (1 mark): What is the genus of the fungus? [1 mark]
  18. November 2021, Biology Paper 2 Higher, Q03.5 (1 mark): Fungi are not in the domain Archaea. Which domain are fungi classified in? [1 mark]
  19. November 2021, Biology Paper 2 Higher, Q03.6 (2 marks): Which two characteristics are features of organisms in the domain Archaea? [2 marks] Tick () two boxes. Can only survive in light Can survive in extreme enviro
  20. November 2021, Biology Paper 2 Higher, Q03.7 (3 marks): Carl Linnaeus lived in the 1700s. Carl Linnaeus classified living things into groups depending on their appearance. Give three types of evidence that are used n
  21. November 2021, Biology Paper 2 Foundation, Q04.1 (1 mark): What is the genus of the fungus? [1 mark] Tick () one box. Giraldae Ourasphaira Ourasphaira giraldae
  22. November 2021, Biology Paper 2 Foundation, Q04.4 (1 mark): Traditional classification divided organisms into kingdoms. Who developed the traditional system of classification? [1 mark] Tick () one box. Carl Linnaeus Car
  23. November 2021, Biology Paper 2 Foundation, Q04.5 (1 mark): More recent classification methods use a three-domain system. What is the name of the domain the fungus Ourasphaira giraldae is classified in? [1 mark] Tick ()
  24. November 2021, Biology Paper 2 Foundation, Q04.6 (1 mark): Why has classification changed over time? [1 mark] Tick () one box. Electron microscopes allow more detail to be seen inside cells. Many more types of organism
  25. November 2020, Biology Paper 2 Higher, Q06.1 (1 mark): Which domain of the three-domain classification system do these primitive anaerobic bacteria belong to? [1 mark]
  26. June 2019, Biology Paper 2 Higher, Q04.4 (2 marks): The DNA code determines the sequence of amino acids which are joined together to form a specific protein. Table 3 shows part of the amino acid sequence for the
  27. June 2018, Biology Paper 2 Higher, Q03.4 (3 marks): Carl Woese developed the ‘three-domain system’ of classification. Describe the ‘three-domain system’ of classification. [3 marks]
  28. June 2018, Biology Paper 2 Higher, Q03.5 (1 mark): Most of the microorganisms from the caves were classified as belonging to the Archaea domain of the ‘three-domain system’. Suggest why. [1 mark]

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