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Questions and Answers
Qual es le phase dominante del pteridophytes?
Qual es le phase dominante del pteridophytes?
- Gametophyte
- Diploide
- Sporophyte (correct)
- Haploide
In quale locos pteridophytes es usualmente trovate?
In quale locos pteridophytes es usualmente trovate?
- Lugares aridos e calidos
- Locos frigide e umide (correct)
- Terras altissime e ventose
- Desertos e savannas
Quale es le function del xylem in pteridophytes?
Quale es le function del xylem in pteridophytes?
- Transportar agua e minerale (correct)
- Realizar la fotosintesis
- Conducere alimento organico
- Formar le sporophylls
Quale caracteristica specifica distingue le pteridophytes de le plantas semillifere?
Quale caracteristica specifica distingue le pteridophytes de le plantas semillifere?
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Quale tipo de foli se trova in Selaginella?
Quale tipo de foli se trova in Selaginella?
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Study Notes
Caracteristicas Principales de Pteridophytes
- Plantas vasculares sin semilla.
- Incluye equisetos e helechos.
Habitat
- Crescita in locos frigid e umidos, typicamente in schaden.
Vascularisation
- Prime plantas terrestres con tejido vascular, essente pro sustento e crecimiento.
- Xilema suple aqua e minerales, essente crucial pro fotosyntesis.
- Floema distribue aliment organic per tote le planta.
Dominantia del Sporophyte
- Fase dominante es le sporophyte, un organismo independent.
Organisacion del Planta
- Corpo principal del planta es differenciato in ver stems, folios e radicas.
Tipos de Folios
- Folios microphylls, como in Selaginella, son parve e simples.
- Folios macrophylls, como in helechos, son grande e complex.
Sporophylls
- Folios e leafletes con sporangia, designate como sporophylls, son implicate in reproduction.
Diagramma de Exemplos
- (a) Selaginella, un exemplo de planta microphyll.
- (b) Salvinia, un helecho aquatic.
- (c) Helecho terrestriale, exemplificativo de planta macrophyll.
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