The rhizophore of $Selaginella$ has:
- ADiarch stele
- BTriarch stele
- CMonoarch stele
- DTetrarch stele
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Similar Questions
Indusium in $Pteridium$ is:
Medium
View SolutionMatch the Pteridophytes in Column-$I$ with their characteristics in Column-$II$ and select the correct option.
Column-$I$ Column-$II$ $A$. Dryopteris (Fern) $p$. Homosporous $B$. Selaginella $q$. Fossil $C$. Equisetum $r$. Heterosporous $D$. Rhynia $s$. Common
| Column-$I$ | Column-$II$ |
| $A$. Dryopteris (Fern) | $p$. Homosporous |
| $B$. Selaginella | $q$. Fossil |
| $C$. Equisetum | $r$. Heterosporous |
| $D$. Rhynia | $s$. Common |
Easy
View SolutionThe development of the zygote into young embryos takes place within the female gametophyte; this event is a precursor of the $:-$
Medium
View SolutionAssertion $(A)$: $Selaginella$ is heterosporous.
Reason $(R)$: The strobili of $Selaginella$ are unisexual.
Reason $(R)$: The strobili of $Selaginella$ are unisexual.
Medium
View SolutionDefine/Explain: Heterosporous.
Medium
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