another important part of the plant ell is found inside ther cell. chloroplasts are small green structures in side a plant cell small green structures inside plant cell that use energy from sunlight to make food for the plant. ther green color you see in some parts of a plant show that chloroplasts are present. chlorophyll is a pigment in plants that gives them their green color and helps plants make their own food using the sun's energy. chlorophgyll is found inside the chloroplasts it traps energy from the sun make molecules that are later used for energy