In unilocular ovary with a single ovule the placentation is :

Options

(a) Marginal
(b) Basal
(c) Free Central
(d) Axile

Correct Answer:

Basal

Explanation:

In basal type of placentation, the ovary is unilocular with a single ovule. In this the placenta is at the base of the ovary. It is seen in Polygonum.