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5th Grade Chapter 4 Lesson 3 How do Plants Reproduce?

STUDY
PLAY
pistil
female part of a flower
stamen
male part of a flower
pollen
grainy, often yellow powder made at the top of each stamen
pollination
moving pollen from the stamen to the pistil
egg
cells found in the bottom of the pistil
petals
colorful, outer area of the flower
sepals
small modified leaves that cover a flower bud
imperfect flower
flower that lacks either stamens or pistils
perfect flower
flower with both stamens and pistils
composite flower
flower that is made of many, tiny flowers
DNA
contains all the information for making plant parts
sexual reproduction
passing of DNA from 2 parents to their offspring
asexual reproduction
reproduce from 1 parent without egg and sperm cells-offspring have same genes as parent
ways to move pollen
wind, water, insects, bats & birds
egg cell
female sex cell
sperm cell
male sex cell
fertilization
joining of sperm and egg cells
embryo
tiny new plant in a seed
seed coat
covering that protects the embryo & guards the endosperm
endosperm
stored food in a seed
cotyledons
seed leaves
monocot
plant that has seeds with 1 cotyledon
dicot
plant that has seeds with 2 cotyledon
characteristics of monocots
1 area of stored food, leaves have parallel veins, fibrous roots
characteristics of dicots
2 areas of stored food, leaves with branching veins, taproots
spore
single plant cell that can develop into a new plant