In Riccia / Bryophytes: | vedclass

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Question

(A) In Bryophytes,including $Riccia$,the main plant body is the gametophyte,which is haploid $(n)$.The sporophyte is diploid $(2n)$ and is physically

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Sporophyte is parasitic over gametophyte

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(A) In Bryophytes,including $Riccia$,the main plant body is the gametophyte,which is haploid $(n)$.The sporophyte is diploid $(2n)$ and is physically attached to the gametophyte for nutrition and protection.Since the sporophyte depends entirely on the gametophyte for its nutritional requirements,it is considered parasitic over the gametophyte.This represents a heteromorphic alternation of generations,where the life cycle is described as diplohaplontic.

In $Riccia$ / Bryophytes:

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