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Last Updated On [03-11-2023]

Arrangement of sepals or petals with respect to the other members of same whorl is known as

a)

Gamopetalous

b)

Polypetalous

c)

Aestivation

d)

Vernation


Question ID - 1736 :-

Arrangement of sepals or petals with respect to the other members of same whorl is known as

a)

Gamopetalous

b)

Polypetalous

c)

Aestivation

d)

Vernation

1 Answer
5876 Votes
3537

Answer Key : (c) -

(c)

Aestivation The mode of arrangement of sepals or petals in floral buds with respect to other members of the same whorl is known as aestivation

Main types of aestivation are

(i) Valvate When sepals or petals in a whorl just touch one another at margin without overlapping ., Calotropis

(ii) Twisted If one margin of the appendages ovarlaps that of the next one and so on. ., China rose, cotton, lady’s finger

(ii) Imbricate If the margins of sepals or petals overlap one another but not in any particular direction, ., Cassia and gulmohar

(iv) Vexillary In pea and bean flowers, there are five petals, the largest (standard) overlaps the two lateral petals (wings) which in turn overlap the two smallest anterior petals (keel) this type of aestivation is known as vexillary or papilionaceous



Next Question :

The reproductive unit of angiosperms is

a)

Inflorescence

b)

Floral buds

c)

Flower

d)

Flower meristem


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