Biology (NTSE/Olympiad)  

4. Diversity In Living Organism

Division : Pteridophyta

Division : Pteridophyta
They are found mainly in shady or damp places.
The plant body is made up of root, stem and leaves.
They have well developed vascular system.
These plants have no flowers and do not produce seeds.
Sex organs are multicellular and jacketed by sterile cells.

Club mosses - Selaginella, Lycopodium (“ground pine”); horsetails - Equisetum; and ferns - Marsilea.

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