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30 terms

Ch. 22 Biology

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List characteristics shared by all plants
multicellular, eukaryotes, with cell walls of cellulose
Living on land required plants to have what ability?
the ability to require, transport, conserve water
How do bryophyets obtain water?
draw in water by osmosis
without gaseous exchange, what would plants be unable to do?
they would not be able carry out photosynthesis
In bryophytes, what is the name of the structure that functions like a root?
rhizoids
What is a plant?
chlorophyll a and b
What does a plant use the energy of the sun for?
the ability to carry out photosynthesis
What function do bryophytes need water for?
it is the function for reproduction
From where did the first plants evolve from?
green algae
In liverworts, what structures produce eggs and sperm?
gameophytes
What is the sperm-producing structure of a byophyte?
antheridia
What is a protenma?
a large group of tangled green filaments
What are gemmas?
small multicellular reproductive structures
What are xylem & ploem?
vascular tissue
Horsetails have vascular tissue but do not produce what?
seeds
What structure in ferns is diploid?
sporophyte
What are tracheids?
a new type of cell to conduct water
Where are fern spores produced?
sporangia
Hoe do seed plants differ from all other plants?
They don't have to have water for fertilization
What type of surviving seed plants is most ancient?
ginkgoes
Which group of gymnosperms produces produces the most exposed seeds?
conifers
What does the number of seed leaves distinguish between?
monocots (one seed leaf) and dicots (two seed leaves)
Name the type of plant that lives the longest:
perenial
Club mosses are what type of plant?
seedless vascular plants
What structure contains a plant embryo, food supply and protective?
seed
What happened when land environments became drier millions of years ago?
mosses and ferns became extinct
What are the four groups of gymnosperms?
gnetophytes, cycads, ginkgoes, conifers
Angiosperms produce seeds inside of protective structures called what?
ovary
What is a monocot?
has one seed leaf
Flowering plants that complete a life cycle in 1 growing season are called:
annuals