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Plant Unit
plant parts
| Question | Answer |
|---|---|
| stamen | male reproductive part of a plant |
| anther | yellow pouch that holds pollen grains (contains sperm) |
| filament | fine hair-like stalk that supports the anther |
| pistil | female part of a plant |
| stigma | sticky surface at the top of the pistil |
| style | tube like structure that holds up stigma |
| ovary | base of the pistil that contains ovules |
| ovules | part of the ovary that becomes the seed (contains egg cell) |
| sepal | leaf like parts of the plant that protects the buds |
| pollination | process by which pollen travels from a stamen to a pistil. |
| pollination occurs 2 ways: | wind and insects/animals |
| fertilization | the joining of a sperm and egg cell. |
| steps of fertilization: | 1) pollen grain lands on stigma 2) pollen tube grows down style to ovary 3) sperm travels down tube and unites with egg cell in ovary |
| after fertilization: | 1) fertilized egg cell is the embryo that becomes the plant 2) the ovule becomes the seed 3)the ovary becomes fruit |
Created by:
19211
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