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NEET 2020
Exam
NEET
Year
2020
Subject
Botany
Chapter
Morphology of Flowering Plants

NEET 2020 · Botany · Morphology of Flowering Plants

Correct position of floral parts over thalamus in mustard plant is:

Correct position of floral parts over thalamus in mustard plant is:

Options

  1. AGynoecium occupies the highest position, while the other parts are situated below it
  2. BMargin of the thalamus grows upward, enclosing the ovary completely, and other parts arise below the ovary
  3. CGynoecium is present in the centre and other parts cover it partially
  4. DGynoecium is situated in the centre, and other parts of the flower are located at the rim of the thalamus, at the same level

Correct answer

A. Gynoecium occupies the highest position, while the other parts are situated below it

Step-by-step solution

Hypogyny: In a hypogynous flower, ovary occupies the topmost position on the thalamus, while the stamens, petals and sepals are separately and successively present below the ovary. The ovary in a hypogynous flower is said to be superior. E.g, Brinjal, China rose, mustard, etc.
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