the black pigment in the eye,which reduces the internal reflaction, is located in

1. retina
2. iris
3. sclerotic
4. cornea

The black pigment in the eye, which reduces the internal reflection and hence control the impact of the bright light entering our eye is actually located in the retina of the eye where the image of the object is formed and perceived.

Thanks and Regards
Apoorva Arora
IIT Roorkee
askIITians Faculty