Plant biodiversity - Bianca da Silva Flashcards
Name the four main groups the Kingdom Plantae is divided into.
Bryophytes, Pteridophytes, Gymnosperms and Angiosperms
Name the three groups Bryophytes include.
mosses, liverworts, hornworts
Describe environment in which bryophytes grow.
cool, moist, shady
Bryophytes - type of structure.
leaf like, stem like, rhiziods
Bryophytes - Vascular tissue - present or absent ?
Absent
Bryophytes - Seeds / spores ?
Spores
Bryophytes - Fruit ?
None
Bryophytes - Dependency on water for reproduction ?
Water is needed for fertilisation
What are Pteridophytes ?
Ferns
Pteridophytes - Vascular tissue - present or absent ?
Xylem and phloem present
Pteridophytes - Seeds / spores ?
Spores
Pteridophytes - Fruit ?
None
Pteeidophytes - Dependency on water for reproduction ?
Water is needed for fertilisation
What are Gymnosperms ?
Conifers, cycads, gnetales and ginkgo
Gymnosperms - Vascular tissue - present or absent ?
Xylem and phloem present
Gymnosperms - Seeds / spores ?
Spores give rise to seperate male and female gametophytes, seeds are produced
Gymnosperms - Fruit ?
None
Gymnosperms - Dependency on water for reproduction ?
Water is not needed for fertilisation
What are Angiosperms ?
Flowering plants
Angiosperms - Vascular tissue - present or absent ?
Xylem and phloem present
Angiosperms - Seeds / spores ?
Spores give rise to separate male and female gametophytes, seeds are produced
Angiosperms - Fruit ?
Fruit surrounds the seeds
