Photosynthesis is the process by which green plants take in carbon dioxide and water, in the presence of chlorophyll by using sunlight to make their own food. Oxygen is released as a by product.
PHOTOSYNTHESIS is the process by which simple inorganic substances, water and carbon dioxide are combined in the presence of sunlight(energy) and chlorophyll to form complex organic food substances such as glucose which help plants to prepare their own food. Oxgyen is given out as by product.