Photosynthesis is the process occurring in plants in which sunlight is trapped by chlorophyll pigments and used to power the chemical reactions involved in making food molecules such as carbohydrates from carbon dioxide and water.  Oxygen is released as a waste product of these reactions. (I can’t write a chemical equation as I can’t find … Continue reading Factors affecting rates of Photosynthesis: Grade 9 Understanding for IGCSE Biology (part 1) 2.18 2.19