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Seed Plants
Test Friday March 25, 2011
16
Science
7th Grade
03/25/2011

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Cards

Term

a: naked seeds

b: needle or scalelike leaves

c: deep-growing root systems

Definition
3 characteristics of gymnosperms
Term
4 groups of gymnosperms:
Definition

a: cycads

b: gingko

c: gnetophytes

d: conifers

Term
keeps leaves or needles year round
Definition
evergreens:
Term

pollen

join together

ovule

zygote

Definition
first _______ falls on a stigma. In time, the sperm and egg cell _____ _________ in the flowers _______. The _______ developes in the embryo part of the seed.
Term

a: monocots

b: dicots

 

Definition
2 types of Angiosperms:
Term

a: food

b: clothing

c: medicine

Definition
uses of angiosperms:
Term

a: touch

b: light

c: gravity

Definition
Plants respond to stimuli such as:
Term

stems, and leaves

shedding of leaves, developement of fruit

Definition
In addition to tropisms, plant hormones control germination, the formation of flowers' _______, and _______, ________ of leaves, _________ of fruit
Term
year round
Definition
Annual-
Term
every two years
Definition
Bienial-
Term
live many years
Definition
Perennial-
Term
having green leaves throughout the entire year, the leaves of the past season not being shed until after the new foliage has been completely formed.
Definition
evergreens
Term
transfer of pollen from the anther to the stigma of a plant
Definition
pollenation
Term
The female reproductive structure that develops into a seed in a seed-bearing plant.
Definition
ovule-
Term
the male reproductive organ of a flower
Definition
stamen
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