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100 terms

kimberlys bio-plants

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A special adaptation for plant life on dry land that protects from drying
Waxy Cuticle
_________ is the gas exchange organelle
Stomata
Is used for transporting water
Xylem
Is used for transporting food (sugar)
Phloem
The 1st category of plants
Bryophytes
The 2nd category of plants
Pteridophytes
3rd category of plants
Gymnosperm
4th category of plants
angiosperm
_________of _________ is a terrestrial adaptation
Alteration of generations
the male gametophyte
antheridia
the female gametophyte
archegonia
T/F: The plant kingdom is monophyletic
True
Mosses and liverworts are an example of ?
Bryophytes
Bryophytes are vascular or nonvascular
nonvascular
Do Bryophytes have a water transport system?
NO
How do bryophytes fertilize?
swimming sperm
Bryophyte life cycle is dominated by what stage?
Haploid gametophyte
What is a thick filament of spores called?
Protonema
What are the first vascular plants called?
Pteridophytes
Do Pteridophytes have a water transport system?
Yes
Ferns are an example of what?
Pteridophytes
The Pteridophytes life cycle is dominated by what stage?
Sporophyte
What is it called when the male and female are on the same plant (one spore)?
homospory
What are produced by the decay of seedless plants?
coal and oil
What are conifers considered?
Gymnosperm
Are gymnosperm vascular or non-vascular?
vascular
Are gymnosperm hetero or homo spory?
heterospory
what kind of seed do gymnosperm have?
naked seeds
what contains the male gametophyte?
pollen
The gymnosperm is dominated by what life cycle?
sporophyte
What is reduction of gametophyte?
protection of the egg and embryo in a sporophyte
The sporophyte embryo is packaged along with food supply in a protective coat called a ?
seed
all seed have 2 spores, what are they?
megaspore; microspore
what is the megaspore?
female
what is the microspore?
male
what is the integument + megasporangium + megaspore called?
ovule
what eliminates the need for water?
pollen
what two ways are pollen spread?
wind; animal
what are the first flowering plants called?
Angiosperm
Are angiosperm vascular or non-vascular?
vascular
Are angiosperm hetero or homo spory?
heterospory
What is the specialized structure of an angiosperm for sexual reproduction?
flower
what are the seed within in an angiosperm?
fruit
What is the Angiosperms life cycle dominated by?
Sporophyte
what are the two types of angiosperm?
monocots; dicots
Monocots vs Dicots: which has 1 cotyledon?
monocot
Monocots vs Dicots: which has leaves with a network of veins
dicot
Monocots vs Dicots: which has fibrous roots
monocots
Monocots vs Dicots: which has vascular bundles in a circle
dicot
Monocots vs Dicots: Which has vascular bundles scattered?
monocot
Monocots vs Dicots: petals in 3x
monocot
Monocots vs Dicots: parallel leaves
monocot
Monocots vs Dicots: netted veins
dicot
Monocots vs Dicots: 2 cotyledons
dicot
Monocots vs Dicots: tap root
dicot
Monocots vs Dicots: 4x-5x petals
dicot
What are lilies, grasses, orchids and palms
monocots
What are roses, beans, sunflowers and oaks
dicots
what part of the plant is aerial
shoot
what part of the plant is subterranean
root
What are the 4 purposes of roots
anchor plant, absorb nutrients, store food, increase surface area
what is the alternating system of nodes and internodes called
stem
The potential to form a new branch is called?
axillary bud
The growth of young shoots is called?
terminal bud
terminal buds inhibit the growth of axillary buds
apical dominance
what is the main organ for photosynthesis?
leaves
what is the dermal tissue of a plant called?
epidermis
what are the vascular tissue of plants called?
xylem and phloem
what is the ground tissue of a plant called?
parenchyma
what tissue has photosynthesis and storage and support?
parenchyma
what are "typical" plant cells called
parenchyma
what is the function of parenchyma
perform metabolic functions
what are unevenly thickened primary walls called?
collenchyma
what is the function of collenchyma
provide support and allow growth
what are the hardened secondary walls called?
sclerechyma
what is the function of sclerechyma
support; dead
what is an example of scelernchyma
fibers
which meristems are for primary growth and length?
apical meristems
which meristems are for secondary growth (girth)
lateral meristems
What produces secondary xylem/phloem
vascular cambium
what produces tough, thick covering
cork cambium
what is the protective coat of secondary plant body called?
periderm
which nutrients are needed in large quantity
macronutrients
which nutrients are needed in small quantities
micronutrients
what is the A horizon composed of?
topsoil; living organisms
where is humus found?
A horizon
what is in the B horizon?
less organic
what is in the C horizon?
parent material
what is a symbiotic association of fungi and roots called?
mycorrhizae
what is the development of the body form and organization?
morphogenesis
what is the development of specific structures in specific locations?
pattern formation
what are signals that indicate the appropriate location and development of cells?
Positional information
what are channels for the passage of water called?
Aquaporins
what is osmosis?
the diffusion of water from a high concentration to a low concentration
what is the movement of water through a plant from regions of high pressure to regions of low pressure called?
bulk flow
what is the evaporation of water from a plant called?
transpiration
what is the belt of suberin that blocks the passage of water and dissolved minerals called?
Casparian Strip
water molecules tug on each other
cohesion
water molecules adhering to the hydrophilic walls of the xylem cells?
adhesion
cohesion and adhesion are possible because of what type of bonds
hydrogen