Edexcel IGCSE Biology · Spec 2.18-2.19
Photosynthesis
The word and balanced equations for photosynthesis, its raw materials and products, and the role of chlorophyll.
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Photosynthesis
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Spec 2.18-2.19
What you need to know
- Describe what photosynthesis does
- Recall the word equation
- Recall the balanced symbol equation
Active recall
Quick check
Answer each question before opening the answer.
Give the word equation for photosynthesis.
Carbon dioxide + water → glucose + oxygen (requires light and chlorophyll).
Where does photosynthesis happen and which pigment absorbs the light?
In chloroplasts; the pigment chlorophyll absorbs light energy.
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