Chapter 5 Seed Plants

Front 1

Phloem

Back 1

The vascular tissue through which food moves in some plants.

Front 2

Xylem

Back 2

The vascular tissue through which water and nutrients move in some plants.

Front 3

Pollen

Back 3

Tiny particles (male gametophytes) produced by seed plants that contain the cells that later become sperm cells.

Front 4

Seed

Back 4

The plant structure that contains a young plant inside a protective covering

Front 5

Embryo

Back 5

The young organism that develops from a zygote.

Front 6

Cotyledon

Back 6

A seed leaf

Front 7

Germination

Back 7

The sprouting of the embryo out of a seed

Front 8

Stomata

Back 8

The small openings on the surfaces of most leaves through which gases can move.

Front 9

Transpiration

Back 9

The process by which water is lost through a plant’s leaves.

Front 10

Gymnosperm

Back 10

A plant that produces seeds that are not enclosed by a protective fruit

Front 11

Cone

Back 11

The reproductive structure of a gymnosperm.

Front 12

Ovule

Back 12

A plant structure in seed plants that produces the female gametophyte

Front 13

Pollination

Back 13

The transfer of pollen from male reproductive structures to female reproductive structures in plants.

Front 14

Angiosperm

Back 14

A flowering plant that produces seeds enclosed in a protective structure

Front 15

Flower

Back 15

The reproductive structure of an angiosperm.

Front 16

Fruit

Back 16

The ripened ovary and other structures of an angiosperm that enclose one or more seeds

Front 17

Monocot

Back 17

An angiosperm that has only one seed leaf.

Front 18

Dicot

Back 18

An angiosperm that has two seed leaves.

Front 19

Tropism

Back 19

The growth response of a plant toward or away from a stimulus.

Front 20

Hormone

Back 20

A chemical that affects growth and development.

Front 21

Auxin

Back 21

A plant hormone that speeds up the rate of growth of plant cells.

Front 22

Photoperiodism

Back 22

A plant’s response to seasonal changes in length of night and day

Front 23

Dormancy

Back 23

A period when an organism’s growth or activity stops

Front 24

Annual

Back 24

A flowering plant that completes its life cycle in one growing season.

Front 25

Biennial

Back 25

A flowering plant that completes its life cycle in two years.

Front 26

Perennial

Back 26

A flowering plant that lives for more than two years

Front 27

Precision farming

Back 27

A farming method in which farmers use technology to fine-tune the amount of water and fertilizer they use to match the requirements of a specific field.

Front 28

Hydroponics

Back 28

A farming method in which plants are grown in solutions of nutrients instead of soil.

Front 29

Genetic Engineering

Back 29

The process of altering an organism’s genetic material to produce an organism with qualities that people find useful.