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Evolutionary important character of Selaginella isA. heterosporous natureB. rhizophoreC. strobiliD. ligule |
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Answer» Correct Answer - A (a) Heterospory, i.e. The production of two different types of spores : larger macrospores and smaller microspores is acharacter of evolutionary significance in pteridophyte (Selaginella) because seed habit (characteristic feature of gymnosperms and angiosperms) and differentiation of spores on the basis of sex is believed to have originated from heterosporous conditions. |
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