plumiRecognising organelles in EM images: Edexcel International A Level Biology questions
Edexcel International A Level Biology past-paper questions on 3.1.5 Recognising organelles in EM images, 2019–2025, with mark schemes and examiner’s reports where available.
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Q4(a)(ii)
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Open the full PDFQ1(b)(i)
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Open the full PDFYour answerQ6(a)
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Open the full PDFYour answerQ1(b)
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Open the full PDFQ7(a)(ii)
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All 5 questions on Recognising organelles in EM images, as a list
- January 2025, AS Unit 2, Q4(a)(ii) (1 mark): Suggest why the two views of this organelle look different. (1)
- June 2024, AS Unit 2, Q1(b)(i) (1 mark): Which organelle is labelled X? (1) A chloroplast B endoplasmic reticulum C Golgi apparatus D plasmodesmata
- June 2022, AS Unit 2, Q6(a) (1 mark): The photograph shows an organelle taken from a sperm cell, as seen using an electron microscope. The diagram shows a sperm cell. W X Y Z (Source: © Science Hist
- 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
- January 2020, AS Unit 2, Q7(a)(ii) (2 marks): The structures labelled T and U are the same type of organelle. Suggest why these structures look different in this photograph. (2)
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