- AStems are usually unbranched in both $Cycas$ and $Cedrus.$
- B$Selaginella$ is heterosporous, while $Salvinia$, is homosporous.
- CHorsetails are gymnosperms
- ✓Ovules are not enclosed by ovary wall in gymnosperms.
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$\begin{array}{|l|l|} \hline Column\;-I & Column\;-II \\ \hline 1.\;Metaphase & p.\;Chromosomal\;material\;condensed \\ \hline 2.\;Prophase & q.\;Nucleolus\;reform \\ \hline 3.\;Anaphase & r.\;Spindle\;fibre\;attach\;to\;kinetochores \\ \hline 4.\;Telophase & s.\;Chromatids\;move\;to\;opposite\;poles \\ \hline \end{array}$
| Column $- I$ | Column $- II$ |
| $(a)$ Organisms | $(i)$ Group of same species individuals |
| $(b)$ Populations | $(ii)$ Individuals |
| $(c)$ Communities | $(iii)$ Forest, desert, grassland |
| $(d)$ Biomes | $(iv)$ Group of many species |
$(a)$ Mosses and Lichens are the firstorganisms to colonise a bare rock
$(b)$ Selaginella is a homosporous pteridophyte
$(c)$ Coralloid roots in Cycas have VA Micorrhizae
$(d)$ Main plant body in bryophytes isgametophytic, whereas in pteridophytes it is sporophytic
$(e)$ In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte
| Direction of $RNA$ synthesis | Direction of reading of the template $DNA$ |
| $(a)$ $5'-3'$ | $3'-5'$ |
| $(b)$ $3'-5'$ | $5'-3'$ |
| $(c)$ $5'-3'$ | $5'-3'$ |
| $(d)$ $3'-5'$ | $3'-5'$ |