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Plant Reproduction
Lesson 4
Question | Answer |
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Sporophyte | The stage in the life cycle of a plant in which the plant produces spores |
Gametophyte | The stage in the life cycle of a plant in which the plant produces gametes, or sex cells |
Annual | A flowering plant that completes its life cycle in one growing season |
Biennial | A flowering plant that completes its life cycle in two years |
Perennial | A flowering plant that lives for more than two years |
Fertilization | The process in sexual reproduction in which an egg cell and a sperm cell join to form a new cell |
Zygote | A fertilized egg, produced by the joining of a sperm cell and an egg cell |
Cone | The reproductive structure of a gymnosperm |
Ovule | A plant structure in seed plants that produces the female gametophyte; contains an egg cell |
Fruit | The ripened ovary and other structures of an angiosperm that enclose one or more seeds |
Stigma | The sticky tip of the pistil |
Pistil | The female reproductive parts of a flower |
Sepal | Small, leaflike structures that protect a developing flower |
Anther | The part of the stamen that contains the pollen |
Filament | A structure that supports the anther |
Petal | The most colorful part of a flower and attract animals |
Ovary | A hollow structure at the base of the flower which protects the seeds as they develop |
Stamen | The male reproductive parts of a flower |
Style | A slender tube that connects the stigma to the ovary |