Question

function of rudimentary eyes in planaria

Answer 1

Planaria exhibit an extraordinary ability to regenerate lost body parts. ... Some planarian species have two eye-spots (also known as ocelli) that can detect the intensity of light, while others have several eye-spots. The eye-spots act as photoreceptors and are used to move away from light sources.

Answer 2

rudimentary eyes of planaria is used to detect light for some extent