Chapter 5 Seedless Plants Flashcards
What kingdom do plants belong to?
Plante
What type of eukaryotes are seedless plants?
photosynthetic eukaryotes
What chlorophylls do seedless plants use?
a and b
What are the carbohydrates store as in seedless plants?
starch
Seedless plant life cycles feature alternation of ________ (haploid) and ___________ (diploid) generations.
gametophyte and sporophyte
What do seedless plants develop that are protected by parental tissue?
embryos
Surviving phyla of plants grouped in two main categories:
Nontracheophytes
Tracheophytes
What phyla do land plants belong to?
Embryophytes
Land plants arose from a common _________ ancestor
green algal
What does desiccation mean?
Loss of water
What thing did land plants evolve to survive on land?
- Acquisition of a waxy cuticle (retards desiccation)
- Gametangia (protective cases for plant gametes)
- A protected embryo
protective pigments (from UV light) - Thick spore walls
Land plants are ___________: parents nourish their young
Embryophytes
___________ lack a true vascular system
Nontracheophytes
___________ are characterized by a vascular system
Tracheophytes
In Tracheophytes what is water and mineral-conducting vascular system called?
xylem
What are the different types of vascular tissue in land plants?
Xylem and Phloem