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Biology Vocabulary
Ch. 21 vocabulary
| Question | Answer |
|---|---|
| Stomata | adaptions that enable the exchange of gases even with the presence of a cuticle on a plant. |
| Vascular tissues | enables faster movement of substances than by osmosis and diffusion. |
| vascular plant | plants with vascular tissue. |
| nonvascular plant | plants with substances that move slowly from cell to cell by osmosis and diffusion. |
| seed | a plant structure that contains an embryo. |
| thallose | Liverwort with a fleshy lobed body shape. |
| strobilus | a compact cluster of spore-bearing structures. |
| epiphyte | a plant that lives anchored to an object or another plant. |
| rhizome | a food storage organ. |
| sporangium | sac or case in which fungal spores are produced. |
| sorus | fern structure formed by clusters of sproangia usually on the undersides of a frond. |
| cotyledon | Seed structures that stores food or helps absorb food for the sporophyte of vascualar seed plants. |
| cone | feature that contains male or female reproductive structures of cycads and other gymnosperms. |
| annual | plant that completes its life span in one growing season or less. |
| biennial | plant with a two year life span. |
| perennial | plant that can live for several years. |