color eat body / lens / runoff / nutrients / multiple
chlorophyll is green. color_of_fish is function_of_fish's_survival. primary_colour_for_pigments is primary_colour. saturation is color_property. primary_colour is color. color is color_perception_category. coloring is recreational_activity. green is primary_colour. earth_color is pigment. general_photosynthesis is autotrophic_nutrient_assimilation.