DENDROLOGY

DENDROLOGY AND SOCIETY

MORPHOLOGY AND IDENTIFICATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Basal placentation develops when the ovary has-
A
Single ovule
B
Many ovules
C
Many locules
D
Single ovule in each locule
Explanation: 

Detailed explanation-1: -And in basal placentation, there is a single placenta that is present at the base of the ovary. Also, only a single ovule is attached to the ovary. Hence, in basal placentation, the ovary is unilocular. Example: sunflower, marigold.

Detailed explanation-2: -In basal placentation, the placenta develops at the base of ovary and a single ovule is attached to it, as in sunflower, marigold.

Detailed explanation-3: -Basal Placentation occurs when there is only one to a few Ovules, one Locule and the Placenta is at the base of the Ovary. Composites offer a good example of Basal Placentation. Each Disk or Ray Flower has one Ovule mature in each Ovary, and that ovule has Basal Placentation.

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