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Plants Chapter 5

Name__________________ HR _______ Date____
Across
Small opening on the surface of most leaves through which gases can move
A stem that produces bark is ________.
In a stem, the layer of cells that divides to produce new xylem and phloem.
A structure that contains a plant embryo inside a protective covering
The root ______ protects the root from injury as the root grows through the soil.
A seed leaf that sometimes stores food.
The transfer of pollen from the male reproductive structure to the female reproductive structure.
Pollen is produced in the ____ of a flower.
A plant's response to seasonal changes in the length of night and day.
A plant that produces seeds that are not enclosed in a protective fruit.
Leaf-like structures that enclose a flower bud.
When an embryo begins to grow and push out of the seed.
A plant's growth towards or away from a stimulus.
A plant hormone that speeds up the rate of growth of plant cells.
The plant structure that contains an egg cell.
Down
A period when an organism growth or activity stops.
A soft, green stem is _______.
An angiosperm that has parallel veins.
Flowering plants that live for more than two years.
The reproductive structure of a conifer.
A method in which plants are grown in solutions of nutrients.
______ is produced by a male cone.
The process by which water evaporates from a plants leaves
A flowering plant that produces seeds in a protective structure.
A zygote develops into a/an ________.
The female part of a flower.
The male part of a flower.
Flowering plants that complete their life cycle in one growing season.
Has two seed leaves
The _______ of a flower contains one or more ovule. This is where the seed develops.