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  • Please,please help me What is common in all the three, Funaria, Dryopteris and Ginkgo?

What is common in all the three, Funaria, Dryopteris  and Ginkgo? 

  • Option 1)

    Independent sporophyte 

  • Option 2)

    presence of archegonia 

  • Option 3)

    well developed vascular tissues 

  • Option 4)

    Independent gametophyte 

 

Answers (1)

best_answer

 

Bryophyta -

Non vascular terrestrial plants present mostly in moist places.

- wherein

Eg Riccia,Funaria,Anthoceros.

 

 

Characteristics of bryophyta -

Main plant body is gametophytic and thalloid which is not differentiated into root, stem and leaves.Sporophyte is parasitic over gametophytic. Antheridium and archegonium present.

-

 

 

Pterosida / Filicopsida (Ferns) -

1-Leaves are fan likes.

2-Rhizome stem present.

3-Homosporous or heterosporus.

- wherein

Eg. Dryopteris, pteris, Adiantum.

 

Archegonia (female sex organs) are present in funaria (bryophyte), Dryopteris (pteridophyta) and Ginkgo (gymnosperms)


Option 1)

Independent sporophyte 

This is incorrect option

Option 2)

presence of archegonia 

This is correct option

Option 3)

well developed vascular tissues 

This is incorrect option

Option 4)

Independent gametophyte 

This is incorrect option

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