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Animal Kingdom

Question
CBSEENBI11025677
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Receptacle of antheridiophore and archegoniophore of Marchantia respectively are

  • 8 lobed, 9 rays

  • 6 lobed, 4 rays

  • 9 lobed, 5 rays

  • 2 lobed, 6 rays

Solution

A.

8 lobed, 9 rays

Sexually, Marchantia is dioecious with sex organs borne on stalked upright receptacle or gametophore. Gametophore of male is antheridiophore and that of female is archaegoniophore. Former is 8-lobed and latter has 9 cylindircal processes or rays.

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