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Chlorophyll (Cambridge (CIE) IGCSE Co-ordinated Sciences (Double Award)): Revision Note

Naomi Holyoak

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Chlorophyll in Photosynthesis

  • Chlorophyll is a green pigment that is present inside plant cells

    • Chlorophyll reflects green light and so gives plants their characteristic green colour

  • Chlorophyll is found within chloroplasts

chloroplast-micrograph

Kelvinsong, CC BY 3.0, via Wikimedia Commons

Chlorophyll can be seen within chloroplasts under a light microscope

Chlorophyll in Photosynthesis: Extended

Extended Tier Only

  • The role of chlorophyll in photosynthesis is to absorb light energy

  • Chlorophyll transfers this light energy into chemical energy during the synthesis of carbohydrates

    • Glucose is an example of a carbohydrate that contains stored chemical energy

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    Naomi Holyoak

    Author: Naomi Holyoak

    Expertise: Biology

    Naomi graduated from the University of Oxford with a degree in Biological Sciences. She has 8 years of classroom experience teaching Key Stage 3 up to A-Level biology, and is currently a tutor and A-Level examiner. Naomi especially enjoys creating resources that enable students to build a solid understanding of subject content, while also connecting their knowledge with biology’s exciting, real-world applications.