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AIIMS 2002
Exam
AIIMS
Year
2002
Subject
Botany
Chapter
Plant Kingdom

AIIMS 2002 · Botany · Plant Kingdom

Elater mechanism for seed dispersal is exhibited by

Elater mechanism for seed dispersal is exhibited by

Options

  1. ARiccia
  2. BDryopteris
  3. CFunaria
  4. DMarchantia.

Correct answer

D. Marchantia.

Step-by-step solution

Marchantia is a liverwort. Its sporophyte contains elongated cells with spiral thickenings on its wall called elaters. These elaters are hygroscopic in nature. The resulting twisting movement helps in dispersal of spores.
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