NEET BIOLOGY

Detailed explanation-1: -Placentation is the arrangement of ovules inside the ovary. When ovules develop on the inner wall or peripheral part of the ovary, it is called parietal placentation. Example-Papaya.

Detailed explanation-2: -Definitions of parietal placentation. where ovules develop on the wall or slight outgrowths of the wall forming broken partitions within a compound ovary. type of: placentation. arrangement of the ovules in the placenta and of the placentas in the ovary.

Detailed explanation-3: -In the Basal Placentation, the placenta gets developed on the base of the ovaries in which the single ovule has been attached. This can be seen in the marigold flowers in their unilocular ovaries. The ovules which are present inside the ovaries of the flowers are joined to the ovary with the funiculi.

Detailed explanation-4: -Hence, the correct answer is ‘Parietal’.

Detailed explanation-5: -The placentation in which the placenta forms a ridge along the ventral suture of ovary and ovules are borne on this ridge forming two is called parietal placentation.