Botany-Flower Structure
NEET Botany Flower Structure MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Which of the following statements about types of aestivation in flowering plants is correct?
A
Valvate aestivation occurs when sepals or petals overlap each other.
B
Imbricate aestivation involves sepals or petals touching at the margins without overlapping.
C
Twisted aestivation has one margin of the appendage overlapping the next in a specific direction.
D
Vexillary aestivation features petals where the largest petal overlaps the two lateral petals.
Correct Answer
Option D
Detailed Explanation
Vexillary or papilionaceous aestivation is characterized by the largest petal overlapping the two lateral petals, which in turn overlap the two smallest anterior petals, as seen in pea and bean flowers.
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