plumiEukaryotic cell organelles: Edexcel International A Level Biology questions
Edexcel International A Level Biology past-paper questions on 3.1.2 Eukaryotic cell organelles, 2019–2025, with mark schemes and examiner’s reports where available.
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Q6(a)(ii)
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All 34 questions on Eukaryotic cell organelles, as a list
- June 2025, Unit 4, Q6(a)(ii) (1 mark): Which other structures in a plant cell contain DNA? (1) A amyloplast and mitochondria B mitochondria and nucleus C nucleus and vacuole D vacuole and amyloplast
- January 2025, AS Unit 2, Q4(a)(i) (1 mark): Which is the correct function of this organelle? (1) A formation of lysosomes B formation of microtubules C formation of ribosomal RNA D formation of vesicles
- January 2025, AS Unit 2, Q6(c) (3 marks): Some millipedes have bacteria in their gut that can break down fungal cells. The diagram shows a fungal cell. 80S ribosome nucleus cell wall made of chitin glyc
- January 2025, AS Unit 2, Q7(b)(i) (1 mark): Structure Y can be found in the cytoplasm or on the surface of an organelle in a eukaryotic cell. Which organelle would have structure Y on its surface? (1) A G
- January 2025, AS Unit 2, Q7(b)(ii) (1 mark): Give the function of structure Y. (1)
- October 2024, AS Unit 2, Q1(a)(ii) (1 mark): Draw and label a nucleolus in this plant cell. (1)
- October 2024, AS Unit 2, Q2(a)(ii) (2 marks): The nucleus in a diatom contains DNA. Name two processes that take place in the nucleus of a diatom. (2) 1 2
- June 2024, AS Unit 2, Q1(b)(ii) (1 mark): The organelle surrounded by the membrane labelled Y contains the nucleolus. Give the name and function of the organelle that contains the nucleolus. (1) Name Fu
- June 2024, AS Unit 2, Q1(b)(iii) (1 mark): Which of the following are functions of the nucleolus? 1. production of ribosomes 2. synthesis of DNA 3. synthesis of RNA (1) A 1 and 2 only B 1 and 3 only C 2
- January 2024, AS Unit 2, Q5(a)(i) (1 mark): Give the name and function of this organelle. (1) Name Function .
- January 2024, AS Unit 2, Q6(a) (4 marks): The table shows some structures found in living cells. Complete the table to show in which type of cells these structures are present () or absent (). (4) Ani
- October 2023, AS Unit 2, Q1(a) (1 mark): Which is organelle T? (1) A centriole B lysosome C nucleolus D ribosome
- June 2023, AS Unit 2, Q5(c)(iii) (3 marks): Compare and contrast the structure and function of lysosomes and acrosomes. (3)
- June 2023, Unit 4, Q4(b) (3 marks): The microorganisms in the intestines of giant pandas include both bacteria and fungi. Fungi are eukaryotic organisms. Put one cross [x] in the appropriate box,
- January 2023, AS Unit 2, Q3(c) (2 marks): The cells from algae contain some structures that are characteristic of animal cells. The photograph shows one of these structures. (Source: © DON W. FAWCETT/SC
- January 2023, AS Unit 3, Q1(b)(i) (3 marks): The photograph shows an animal cell. This photograph was taken using an electron microscope. (Source: © DR GOPAL MURTI/SCIENCE PHOTO LIBRARY) Draw this cell as
- January 2023, AS Unit 3, Q1(b)(ii) (2 marks): State one difference and one similarity between the nuclear envelope and the cell membrane. (2) Difference Similarity
- January 2023, Unit 5, Q8(h) (2 marks): Suggest how damaged mitochondria are removed by ‘autophagy’ (paragraph 11). (2)
- October 2022, AS Unit 2, Q1(c)(ii) (1 mark): How many of the following statements about eukaryotic ribosomes are correct? • ribosomes are located on the surface of both types of endoplasmic reticulum • rib
- January 2022, AS Unit 2, Q1(b) (1 mark): The photograph shows an organelle found in a plant cell, as seen using an electron microscope. (Source: © SCIENCE PHOTO LIBRARY) State the function of this orga
- October 2021, AS Unit 2, Q1(a)(i) (1 mark): Which of the following is a correct statement about rough endoplasmic reticulum? (1) A it has 70S (small) ribosomes B it has 80S (large) ribosomes C it forms ve
- October 2021, AS Unit 2, Q1(a)(ii) (1 mark): Name a substance synthesised by the organelle labelled A in the diagram. (1)
- October 2021, AS Unit 2, Q1(a)(iii) (2 marks): Name two structures that could be present inside the nucleus in the diagram. (2) 1 2
- June 2021, AS Unit 2, Q5(a)(i) (4 marks): Draw a labelled diagram of the Golgi apparatus. (4)
- June 2021, AS Unit 2, Q5(b)(i) (1 mark): Calculate the percentage difference in these diameters. (1) Answer %
- June 2021, Unit 4, Q2(a) (3 marks): Compare and contrast the structure of a chloroplast with the structure of a mitochondrion. (3)
- January 2021, AS Unit 2, Q2(b)(ii) (3 marks): Describe the function of this organelle. (3)
- January 2021, AS Unit 2, Q2(c) (3 marks): Rough endoplasmic reticulum is another organelle found in caterpillar cells. Draw a labelled diagram of rough endoplasmic reticulum. (3)
- January 2021, AS Unit 2, Q4(c) (3 marks): Analysis of some mouse egg cells showed that the lipid droplets were located within 10 nm of mitochondria. Suggest why mitochondria were located within 10 nm of
- January 2021, AS Unit 2, Q7(c)(i) (1 mark): State the function of a nucleolus. (1)
- October 2020, Unit 4, Q7(a)(i) (1 mark): How many of the organelles labelled in this diagram have membranes? (1) A 1 B 3 C 5 D 7
- January 2020, AS Unit 2, Q7(a)(i) (1 mark): Which labelled structure produces ribosomes? (1) A P B Q C R D S
- June 2019, AS Unit 2, Q4(a)(i) (1 mark): Which organelle was seen? (1) A centriole B Golgi apparatus C rough endoplasmic reticulum D smooth endoplasmic reticulum
- June 2019, AS Unit 2, Q7(a)(ii) (2 marks): Sperm cells contain mitochondria. Describe the function of mitochondria in the movement of sperm cells. (2)
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