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Science Book A 4-3
Plants
| Question | Answer |
|---|---|
| pollen | tiny granules that contain the male gametophyte of seed plants |
| cotyledon | seed leaves of a young plant |
| seed coat | structure that surrounds and protects the young plant |
| sporophyte | the young plant within a seed |
| fertilization | joining of sperm and egg |
| food storage | the purpose of cotyledons |
| gymnosperms | seed plants that DO NOT have flowers or fruit |
| resin | sticky fluid produced by pine trees |
| pollination | the transfer of pollen from the male reproductive structures to the female reproductive structures of seed plants |
| angiosperms | vascular plants that produce flowers and fruits |
| monocots | have leaves with parallel veins |
| monocots | flower parts in threes |
| monocots | have 1 cotyledon |
| monocots | bundles of vascular tissue are scattered |
| dicots | have leaves with branching veins |
| dicots | flower parts in 4's or 5's |
| dicots | two cotyledons |
| dicots | bundles of vascular tissue are in a ring |
| gymnosperms | seeds are protected by cones |
| conifers | most are evergreen |
| gnetophytes | group of gymnosperms that are shrubs that grow in dry areas |
| cycads | gymnosperms that grow in the tropics |
| ginkgoes | group of gymnosperms with only one living species |