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AIIMS2002BotanyPlant Kingdom

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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