3.2 - The Plant Kingdom Flashcards
3 phylas of Bryophytes are?
Mosses, liverworts and hornworts
Bryophytes are?
Non vascular plants
Non vascular plants have no roots, t or f
True
Bryophytes have small root like structures called RHIZOIDS which develop from their lower surfaces, t or f
True
Bryophytes are important for nutrient cycling and potential sources for pharmaceuticals, t or f
True
Bryophytes under go alternation of generations –> haploid gametophyte is the larger longer dominant form
Trueeeee
Bryophytes are the first land plants t or f
True
Seedless vascular plants formed the first forests 350million years ago t or f
T
What’s dominant in the seedless vascular plants? Gametophyte or sporophyte?
Sporophyte
Seedless vascular plants include what 4 plants??
Whisk ferns, club misses, horsetails and ferns
What two groups disperse by means of a seed?
Gymnosperms and angiosperms
Seeds allow plants to reproduce asexually w/o water. T or f
False. Sexually
A vascular plant with non-enclosed seeds are called?
Gymnosperms
A vascular plant with seeds enclosed in a protective tissue is called?
Angiosperm
Gymnosperms have seed exposed on the surface of cone scales. T or f.
True
Gymnosperm means naked seed. T or f
True
Gymnosperms include what trees?
Conifers –> pines, firs, yew, spruce, cedars
A gymnosperm structure that contains male or female reproductive parts is called?
Cones
Cones are usually soft and short lived. Make or female?
Make
Cones are hard and long lasting. Made of scales on which eggs develop. Male or female
Female
Pollen grains are release into the wind and land on female unfertilized cones. T or f
True
Angiosperms are commonly known as the??
Flowering plants
Angiosperms are what types of plants?
Vascular seed plants
Non coniferous trees (oaks, birches & maples) & grass/roadside weeds are what?
Angiosperms
A collection of structures in angiosperms used for sexual reproduction is called?
Flower
What is a monocot?
Major cluster of flowering plants that have 1 cotyledon
What is a divot?
A major cluster of flowering plants that have 2 cotyledon
Angiosperms attract animals to eat them,t or f.
True
