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24 Cards in this Set

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what are the 2 kinds of seed plants?
gymnosperms and angiosperms
gymnosperms
seeds aren't inclosed
angiosperms
seeds are inclosed
most gymnosperms are....
evergreens
angiosperms are....
disiguose
monocots
1 cotyledon

parallel veins
dicots
2cotyledons

net-like veins
annuals`
live only 1 growing season
biennials
live for 2 growing seasons
perennials
mature during 2nd growing season and continue year to year
organs that anchor plants
roots
xylem and phloem
the two types of vascular tissue in roots
xylem
carries water
phloem
carries food
thread-like extentions
root hairs
2 kinds of roots
tap roots and fiberous roots
tap roots
anchor well

grow straight down
fiberous roots
spread out

don't anchor very well
2 kinds of stems
herbacious
woody
2 main parts of leaves
blade

petiole
2 kinds of leaves
broad

needle
2 basic shapes of broad leaves
simple

compound
simple
single undivided
compound
bled is divided into several parts called leaflets