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A prothallus is...

A prothallus is

A

A structure in pteridophytes formed before the thallus develops

B

A sporophytic free living structure formed in pteridophytes

C

A gametophytic free living structure formed in pteridophytes

D

A primitive structure formed after fertilization in

Text Solution

Verified by Experts

The correct Answer is:
`(3)`
AN/AprothallusN/AinN/AaN/AmonoeciousN/AgametophyteN/AwhichN/AisN/AfreeN/Aliving,N/AgreenN/AandN/AshortN/Alived.
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[A] : In ferns , prothallus is club shaped . [R] : Prothallus is derived from club shaped zoosporangia .

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A. Companion cells and sieve tubes are absent in pteridophytes. B. Gametophyte of pteridophytes require cool, dry and shady places to grow. C. Prothallus is found in Dryopteris.

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Select the incorrect statement with respect to the prothallus of pteridophyta.