Optic vesicle is derived from ?
Ans. is'a'i.e., Neuroectoderm(Ref Indo Khurana ernbryology p. 268)Formation of optic cupAn outgrowth from prosencephalon forms optic vesicle (neuroectodermal structure).Proximal pa of optic vesicle becomes constricted and elongated to form optic stalk.