The dispersal style of this division of seed plants
What is seeds instead of spores
100
True or false: The most successful group of plants on land
True
100
Pollination is defined as this event
What is pollen grains landing on the stigma
200
the dominant phase of bryophytes
What is haploid (gametophyte)
200
The most primitive vascular plants
What is the whisk fern (psilophytes)
200
The 4 major divisions of Gymnosperms
What is Cycadophyta, Gink(g)ophyta, Gnetophyta, and Coniferophyta
200
The components of the reproductive organ of the plant
What are sepals, petals, carpels, and stamen
200
True or False: The pollen tube of the pollen grain penetrates the style, ovary, micropyle, and the ovule
True
300
the female gametophyte that produces eggs
What is archegonia
300
The group(s) of lycophyta that is/are heterosporous
What is Selaginellaceae
300
The number of megaspores produced from the megaspore mother cell by meiosis in Conifers
4
300
The male structure of the flower and its parts
The female structure of the flower and its parts
What is Stamen - anther sac and filament
What is Carpel - stigma, style, and ovary
300
Explain Double Fertilization
One sperm fertilizes the egg to produce a zygote; the second fertilizes the endosperm mother cell to produce a triploid primary endosperm cell.
400
The three divisions of Bryophytes
What is Bryophyta, Anthocerophyta, and Hepatophyta
400
What division of ferns/fern allies has leaves considered to be reduced megaphylls
What is horsetails (sphenophytes)
400
The sperm of coniferophyta produces this many sperm nuclei and this many fertilize the egg
2, 1
400
In the stamen, microspore mother cells undergo this to produce two-celled pollen grains
What is meiosis and mitosis
400
Many monocots and some dicots have these 2 things
What is a persistent endosperm and reduced cotyledon(s)
500
In hepatophyta, the forms that the gametophyte can take
What is thallose and foliose
500
The site of microgametophyte development in club mosses and ground pines
What are microspores
500
The 6 adaptations of Coniferophyta for short growing seasons and long winters
-aerodynamic shape
-maximized volume to surface area ratio
-thick cuticle
-hypodermal layer
-sunken stomates,
-tight fitting mesophyll
-resin ducts
-endodermis surrounding a central vascular bundle
500
In the megaspore mother cells of the Carpel, meiosis and mitosis happens to produce a seven-celled, eight-nucleate embryo sac with a haploid egg and this cell
What is a dikaryotic endosperm mother cell
500
What this is called when dry fruits are self-opening