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Science Chapter 8

Chapter 8-4 and 8-5

A seed plant that makes "naked" seeds (not inside a fruit) Gymnosperm
The reproductive structure of a gymnosperm that is covered with scales Cone
The structure that contains the egg cell Ovule
The transfer of pollen from the male reproductive part of a plant to the female part Pollination
A flowering plant that makes seeds enclosed in a fruit Angiosperm
The reproductive structure of an angiosperm Flower
Leaflike structures that cover the bud of a flower Sepal
The colorful part of the flower Petal
The male reproductive part of a flower- makes the pollen Stamen
The female reproductive part of a flower- makes the eggs Pistil
The part of the pistil that holds the seeds and becomes a fruit after fertilization Ovary
The ripened ovary of a flower which contains the seeds Fruit
Angiosperms that have only 1 seed leaf Monocot
Angiosperm that has 2 seed leaves Dicot
A plants growth toward or away from a stimulus like light Tropism
A chemical that affects how the plant grows and develops Hormone
A plant hormone that affects how fast a plants cells grow and affects its response to light Auxin
A plants response to seasonal changes in length of day and night Photoperiodism
Flowers when nights are longer Short-day plant
Flowers when nights are shorter Long-day plant
The number of hours of darkness Critical night length
The flowering cycle does not depend on periods of light and dark Day-netural plants
A period when an organisms growth or activity stops Dormancy
Flowering plants that only flower for 1 growing season Annuals
Angiosperms that complete their life cycle in 2 years Biennials
Flowering plants that live for more than 2 years Perennials
Created by: gabriellematzell