Question

Describe the main features of
pteridophtes
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Answer 1

Answer:

Primary characteristics of Pteridophytes are as follows: They are seedless, vascular plants that show true alternation of generations. Furthermore, the sporophyte has true roots, stem and leaves. They reproduce by spores, which are developed in sporangia. They may be homosporous or heterosporous.

Explanation:

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Answer 2

Answer:

1. Pteridophytes are the first true land plants.
2. They are seedless, vascular cryptogams.
3. Life cycle is hetrologous diplohaplontic type.
4. Sporophyte is the dominant plant body while gametophyte is a small, simple prothallus.
5. Sporophyte has true root, stem and leaves.
6. Spores develop in sporongia are homporous or heteroporous.
7. Young leaves of sporophyte show circinate vernation.