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26 Cards in this Set

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Photosynthesis

The process by which plants make their own food

Chlorophyll

A green pigment that captures energy from sunlight

Producer

Organisms that make their own food

Nonvascular Plant

A plant that doesn’t have specialized tissues or true root stems or leaves to move water and nutrients through the plant

Vascular Plant

A plant that has specialized tissues to deliver water and nutrients from one part of the plant to another

Gymnosperm

Nonflowering seed plants

Angiosperm

Flowering seed plants

Pollen

Tiny granules that contain sperm in the seed plant

Pollination

The transfer of pollen from the male cones to the female cones

Xylem

Vascular tissue that transports water and minerals through the plant

Phloem

Vascular tissue that transports food molecules to all parts of a plant.

Herbaceous stems

Plants stems that are soft, thin, and flexible

Woody stems

Rigid stems made of wood and bark that Trees and shrubs have

Stomata

Tiny openings in leaves that allow carbon dioxide to enter then leaf.

Sepal

Modified leaves that make up the outermost ring of flower parts and protect the bud.

Petal

Broad, flat, thin leaflike parts of a flower.

Stamen

A male reproductive structure of flowers

Pistil

The female reproductive structure of flowers

Ovary

The rounded base of a pistil that contains one or more ovules.

Transpiration

The process by which plants release water vapor into the air through stomata.

Dormant

The inactive state of a seed

Germination

Sprouting

Phototropism

A change in the direction a plant grows that is caused by light

Gravitropism

Plant growth changed in response to the direction of gravity.

Evergreen

Trees that shed some of their leaves year-round so that some leaves are always on the tree

Deciduous

Trees that lose all of their leaves around the same time each year.