The ray florets of sunflower has
Superior ovary
Half inferior ovary
Half superior ovary
Inferior ovary
How many plants in the list given below have marginal placentation; Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Colchicum, Onion, Moong, Pea,Tobacco, Lupin
Which of the following is correct
The arrangement of ovules within the ovary is known as placentation. What does the term placenta refer to ? Draw various types of placentations in the flower as seen in $\mathrm{TS}$ and $\mathrm{VS}$.
Perigynous type of ovary is found in
Identify the order of plants showing alternate, opposite and whorled phyllotaxy