NEET 2023 · Class 11

Morphology of Flowering Plants

In a pea flower, five petals are arranged in a specialized manner with one posterior, two lateral and two anterior. These are named as_____,_____ and_____ respectively.

  1. (A)Keel, Wings and Standard
  2. (B)Vexillum, Keel and Standard
  3. (C)Keel, Standard and Carina
  4. (D)Standard, Wings and Keel

The NCERT line that answers it

Verbatim line

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.

Chapter
Morphology of Flowering Plants
Section
5.5 THE FLOWER
Page
9
Words matched
38 of 38

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that in pea flowers, the largest petal is the 'standard', the two lateral petals are 'wings', and the two smallest anterior petals are 'keel', which directly matches option D and distinguishes it from other options.

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