Which one controls dehiscence of sporangium in Dryopteris [CBSE PMT 19 – McqOptions

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1.	Which one controls dehiscence of sporangium in Dryopteris [CBSE PMT 1995]
A.	Annulus
B.	Tapetum
C.	Sorus
D.	Indusium
Answer» B. Tapetum

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