a) Each of the sorus of Marsilea is covered by a thin delicate layer known as____________?
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perispore is your answer
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Each of the sorus of Marsilea is covered by a "thin delicate layer" called as Perispore.
Explanation:
- Each sorus is encircled by a thin delicate indusium contains microsporangia and megasporangia having microspores and megaspores respectively.
- Plant body is "sporophytic in nature" and the sporophyte that have a "rhizome roots" arising towards the "lower side" and leaves on the "upper side".
- Rhizome is deep, slender, well-branched and develop on or under the soil surface and may attain a length of various metres in few species.
To know more:
Under which sub group of the plantae kingdom the marsilea and for come? Write two of their major characteristic feature
https://brainly.in/question/1122078
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