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Question : In which one of these the elaters are present along with mature spores in the capsule (to help in spore dispersal)?

Answer»

Riccia
Marchantia
Funaria
Sphagnum

Solution :(b) In Marchantia, capsule (the part of sporophyte) contains elaters (2n)and spores (n) in tetrads. Elaters are diploid, spindle SHAPED hygroscopic elongated structures with 2 spiral bands. They SHOW twisting movement and ASSIST in spore dispersal on MATURITY.


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