CBSE Class 9 Answered
Differentiate between Thallophyta, Bryophyta and Pteridophyta.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Differences between thallophyta, bryophyta and pteridophyta are:
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Characters
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Thallophyta
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Bryophyta
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Pteridophyta
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Habitat
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Mostly aquatic (fresh and marine- both forms exist).
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Terrestrial, present in damp places.
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Terrestrial, present in damp and shady places.
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Body Structure
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Body is undivided in the form of thallus.
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Body is flat, green thallus (liverworts) or leafy and erect (mosses)
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Plant body is erect and rigid.
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True roots, stems and leaves
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Absent
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Absent
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Present
|
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Vascular system
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Absent
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Absent
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Present
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Sex organs
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Single-celled
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Multicellular
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Multicellular and jacketed in sterile cells.
|
Answered by | 04 Jun, 2014, 03:23: PM
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