Advertisements
Advertisements
प्रश्न
Define the following term:
Placentation
उत्तर
The arrangement of ovules within the ovary is known as placentation. The placentation are of different types namely, marginal, axile, parietal, basal, central and free central. In marginal placentation the placenta forms a ridge along the ventral suture of the ovary and the ovules are borne on this ridge forming two rows, as in pea.
APPEARS IN
संबंधित प्रश्न
Define the following term:
Aestivation
Define the following term:
Epipetalous Stamen
Define the following term:
Perigynous flower
Differentiate between apocarpous and syncarpous ovary.
Describe the various types of placentations found in flowering plants.
A typical flower has 4 different kinds of whorls arranged successively on the swollen end of the stalk/pedicel is called
In a flower, withing a whorl, sepals or petals touch each other at margins without overlapping such flower is of :
Fertile part of stamen is ______
Diadelphous stamens are found in ______.
Differentiate between pollen and pollenium
The mode of arrangements of sepals or petals in a floral bud is known as aestivation. Draw the various types of aestivation possible for a typical pentamerous flower.
The arrangements of ovules within the ovary is known as placentation. What does the term placenta refer to? Name and draw various types of placentations in the flower as seen in T.S. or V.S.
