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Biology · MORPHOLOGY OF FLOWERING PLANTS

हिन्दी

What is the specialized structure called in leguminous plants where the leaf base becomes swollen?

  1. Sheath
  2. Stipule
  3. Pulvinus
  4. Rachis

Correct answer · Option 3

Pulvinus

Explanation

In some leguminous plants, the leafbase may become swollen, which is called the pulvinus.

Related questions

Match List-I with List-II: List-I List-II A Alternate phyllotaxy I Calotropis B Opposite phyllotaxy II Alstonia C Whorled phyllotaxy III China rose D Pulvinus leaf base IV Leguminous plants Choose the correct answer from the options given below:→Given below are two statements: Statement I: When margins of sepals or petals overlap one another in a particular direction (e.g., in china rose), the aestivation is called valvate. Statement II: In vexillary aestivation, the largest standard petal overlaps the two lateral petals (wings), which in turn overlap the two smallest anterior petals (keel). In the light of the above statements, choose the most appropriate answer from the options given below:→When stamens are attached to petals, the condition is described as:→What type of aestivation is characterized by margins of sepals or petals overlapping one another without any particular direction, as seen in Cassia and gulmohur?→
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