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plants
plants
28
Biology
10th Grade
02/03/2009

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Term

cuticle

Definition
a waxy covering outside of the epidermis
Term
epidermis
Definition
single layer of cells on top and bottom of the leaf
Term

palisade mesophyll

Definition
contain chloroplast for photosynthesis
Term
spongy mesophyll
Definition
spaces all carbon dioxide to circulate freely
Term
stomata
Definition
pores in the epidermis that allows carbon dioxide through
Term
guard cells
Definition
open and close the stomata
Term
veins
Definition
xylem and phloem surrounded by tissue
Term
vascular
Definition
plants with vscular tissue, xylem and phloem
Term
non-vascular
Definition
plants without vascular tissue, rely on diffusion and osmosis
Term
xylem
Definition
transports water and minerals upward toward the shoots
Term
phloem
Definition
transports sugar downward toward the roots
Term
seedless plants
Definition

vascular plants without seeds

Term
seeded plants
Definition
vascular plants with seeds
Term
gymnosperms
Definition
non flowering, conifers do not flower. they have male and female cones. pollination unites the male and female gametophytes via wind.
Term
angiosperms
Definition
flowering; flowering plants are most abundant.
Term

monocots

Definition
flower in parts of threes, leaves have parallel veins, bundles of vascular tissue are scattered.
Term
dicots
Definition
flower parts in four or five leaves, leaves with branching veins.
Term
roots
Definition
supply plants with water and dissolved minerals from the soil, support and anchor the plant, and store food.
Term
shoots
Definition
(stems and leaves) support the plant body, transport minerals between the roots and shoots, store minerals
Term
pistil
Definition
female reproductive organ
Term
stigma
Definition
receives pollen
Term
style
Definition
carries pollen to the ovary
Term
ovary
Definition
contains eggs
Term
stamen
Definition
male reproductive organ
Term

anther

Definition
reproduces pollen
Term
filament
Definition
elevates the anther
Term
petal
Definition
colorful leaves that attract pollinators
Term
sepal
Definition
green petals that protect the flower before it blooms
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