question_answer

Consider the following four statements A, B, C and D and select the right option for two correct statements.                        [AIPMT (M) 2010]

[A] In vexillary aestivation, the large posterior petal is called-standard, two lateral ones are wings arid two small anterior petals are termed keel.

[B] The floral formula for Liliaceae is

[C] In pea flower,  the  stamens  are monadelphous.

[D] The floral formula for Solanaceae is

A) A and C

B) A and B

C) B and C

D) C and D

Correct Answer: A

Solution :

[a] In vexillary aestivation (eg, papilionaceous plants), the large posterior petal is called standard, two lateral ones are wings and two small anterior petals are termed keel.

General floral formula for family—Liliaceae is

In pea flower, the stamens are diadelphous, ie, anthers remain free, while filaments unite to form two separate bundles.

The    general    floral    formula    for family—Solanaceae is