An organism which is a worm,has very simple 'eyes',that are really eye spots which detect light. Name that organism.

(PLANARIA) The organism is $Planaria$. $Planaria$ is a flatworm that possesses simple eye spots known as ocelli. These structures are not true eyes capable of forming images but are photoreceptors that allow the organism to detect the intensity and direction of light,helping it move away from bright light to stay in dark,safe environments.