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Chapter 21 Vocab
| Question | Answer |
|---|---|
| Specialized tissue that transports water, food, and other substances in vascular plants and can also provide structure and support. | Vascular Tissue |
| Openings in the outer cell layer of leaf surfaces and some stems that allow the exchange of water, carbon dioxide, oxygen, and other gases between a plant and its environment. | Stomata |
| Type of plant with vascular tissues adapted to land environments; most widely distributed type of plant on Earth. | Vascular Plant |
| Type of plant that lacks vascular tissues, moves substances slowly from cell to cell by osmosis and diffusion, and grows only in a damp environment. | Nonvascular Plant |
| Adaptive reproductive structure of some vascular plants that contains an embryo, nutrients for the embryo, and is covered by a protective coat. | Seed |
| Liverwort with a fleshy, lobed body shape. | Thallose |
| Compact cluster of spore-bearing structures in some seedless vascular plant sporophytes. | Strobilus |
| A plant that lives anchored to an object or to another plant. | Epiphyte |
| Fern’s thick underground stem that functions as a food-storage organ. | Rhizome |
| Sac or case in which fungal spores are produced. | Sporangium |
| Fern structure formed by clusters of sporangia, usually on the undersides of a frond. | Sorus |
| Seed structure that stores food or helps absorb food for the sporophyte of vascular seed plants. | Cotyledon |
| Feature that contains male or female reproductive structures of cycads and other gymnosperms a type of cycle in retina of the eye that is responsible for sharp vision in bright light and seeing color. | Cone |
| Plant that completes its life span in one growing season or less. | Annual |
| Plant with a two-year life span | Biennial |
| Plant that can live for several years. | Perennial |