green plants perform photosynthesis to get food
tomatoes is food. photosynthesis is process. general_photosynthesis is physiological_function. photosynthesis_in_plants is general_photosynthesis. photosynthesis_in_plants is physiological_process. blueberries is food. plants has leaves_to_gather_light general_photosynthesis is production. photosynthesis is process_by_which_leaf_makes_food. plants has usually_green_leaves