Single Choice

How many plants in the list given below have a marginal placentation? Mustard, Gram, Tulip, Asparagus, Arhar, Sum hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin.

AFive
BSix
Correct Answer
CThree
DFour

Solution

The arrangement of ovules in the ovary is known as placentation. When the ovules develop in rows near the margin on the placenta formed along the ventral suture is known as marginal placentation. It occurs in the monocarpellary and unilocular ovary.
So, the correct answer is option B.


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