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plant vocab
plant terms
58
Plant Sciences
6th Grade
03/24/2009

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Term
conifer
Definition
cone bearing plant
Term
woody stem
Definition
stem made of wood
Term
herbaceous stem
Definition
green soft stem
Term
angiosperm
Definition
flowering, seeded plant
Term
annuals
Definition
angiosperms that complete a life cycle in one growing season
Term
anther
Definition
part of the stamen where pollen is produced
Term
bark
Definition
outermost layer of a woody stem
Term
bienninals
Definition
angiosperms that complete their life cycle in 2 years
Term
chlorophyll
Definition
in chloroplasts; traps suns energy for photosynthesis
Term
chloroplasts
Definition
site of photosynthesis
Term
cone
Definition
gymnosperms reproductive structure
Term
cotyledon
Definition
seed leaves
Term
cuticle
Definition
waxy layer that covers the leaves of a plant to reduce water loss
Term
deciduous tree
Definition
sheds its leaves and grows new ones
Term
dicot
Definition
angiosperms with 2 cotyledons
Term
embryo
Definition
young plant from the zygote
Term
evergreen
Definition
tree that doesnt lose leaves or change color (conifer)
Term
fibrous root
Definition
roots of the same size that form a dense tangled mass
Term
flower
Definition
reproductive system of an angiosperm
Term
frond
Definition
leaves of a fern
Term
fruit
Definition
ripened ovary
Term
germination
Definition
when the embryo pushes out of the seed
Term
gymnosperm
Definition
plant that produces naked seeds
Term
herbaceous
Definition
soft stems that contain no wood
Term
leaf
Definition
capture suns energy and carry out photosynthesis
Term
monocot
Definition
angiosperms with one seed leaf
Term
phloem
Definition
vascular tissue for food
Term
pistil
Definition
female parts in a flower
Term
pollen
Definition
contain cells that become sperm cells
Term
ovule
Definition
hollow structure at the base of a flower
Term
ovary
Definition
structure that contains an egg cell
Term
perennials
Definition
plants with flowers that live for more than 2 years
Term
photosynthesis
Definition
sunpowered way of making food
Term
root
Definition
anchor plants to the ground, absorb water and minerals from the soil
Term
root cap
Definition
protects root from rocks and other things in the soil
Term
root hair
Definition
enter spaces between soil and particles to absorb water and minerals
Term
seed
Definition
contains a young plant in a protective covering
Term
sepal
Definition
leaflike structures that enclose a flower while its still a bud
Term
spore
Definition
cells that grow into tiny organisms
Term
stamen
Definition
male reproductive parts in a flower
Term
stem
Definition
supports plant, carries substances between the roots and leaves
Term
stomata
Definition
tiny pores on a leaf that let in co2 and let out o2 and water vapor
Term
taproot
Definition
one long thick root
Term
vascular tissue
Definition
a system of tubes in a plant through which water, minerals, and food move
Term
xylem
Definition
vascular tissue for water and minerals
Term
zygote
Definition
fertilized egg
Term
vascular
Definition
plants with vascular tissue
Term
non-vascular
Definition
lack vascular tissue
Term
rhizoid
Definition
rootlike structures that anchor the moss and absorb water and nutrients
Term
sporophyte
Definition
stage where plant produces new spores that grow into new organisms
Term
gametophyte
Definition
stage where plant produces sex cells
Term
cambium
Definition
cells that divide to produce new phloem and xylem
Term
transpiration
Definition
when water evaporates from a plants leaves
Term
monocot roots
Definition
have ring shaped xylem and phloem
Term
dicot roots
Definition
star or cross shaped xylem and phloem
Term
dicot stem
Definition
vascular bundles are big and for a ring on the outside
xylem is bigger than phloem
Term
monocot stem
Definition
vascular bundles form a ring and are small
xylem is bigger than phloem
Term
leafs
Definition
co2 goes in through the stomata and is stored in the spaces between the spongy tissue (spongy cells)
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