Question

Procedure of bryophyta

Answer 1

Bryophyta is group of plants called amphibian of the plant kingdom because they grow in moist soil but they need water for reproduction they do not have specific tissues for conducting food ans water

Answer 2

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➧Subkingdom Cryptogamae divided into three groups:-▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃⤵

❶❫ Thallophyta:-        ▬▬▬▬▬▬▬▬▬▬▬☟

①❭ Plants body remains in the form of Undifferentiated.

②❭ Vascular System is Absent.

③❭ Mode of nutrition is Phototrophic & Autotrophic.

④❭ Reproduction is both Sexual & Asexual.

⑤❭ Asexual reproduction takes place by Spore formation.

⑥❭ Fertilization is not followed by Embryo formation.

▶Ex:- Spirogyra, Ulva, Fucus, Volvax & Chara

❷❫ Bryophyta:-     ▬▬▬▬▬▬▬▬▬▬▬☟

①❭ Plant body is not differentiated into true roots, steam & leaves.

②❭ Non-vascular plant are not developed.

③❭ Fixation by rhzoids.

④❭ Gametophyte are the main plant.

⑤❭ Sex organs are multicellular.

⑥❭ Water is required for fertilization.

▶Ex:- Funaria & Riccia

❸❫ Pteridophyta:-     ▬▬▬▬▬▬▬▬▬▬▬☟

①❭ Plant body is differentiated into true roots, steam & leaves.

②❭ Vascular plant are developed.

③❭ Fixation by roots.

④❭ Sporophyte are the main plant.

⑤❭ They are the first truly Terrestrial & vascular cryptogams.

⑥❭ Water is needed for fertilization.

▶Ex:- Azolla & Dryopteris

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