Term
| Land plants' adaptations to uneven resources |
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Definition
| complex and specialized tissues-- meristems |
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Term
| Land plants' adaptions in structural support |
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Definition
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Term
| Land plants' adaptation to weather extremes and dehydration |
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Definition
| waxy cuticles, stomata/pores, sporopollenin, embryos develop inside archegonia |
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Term
| Land plants' adaptations to gamete/spore dispersal |
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Definition
| pollen, mechanical adaptations(burrs), fruit |
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Term
| Lignin composes what? what does it do? |
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Definition
| secondary cell wall of xylem, it is for support and transport. |
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Term
| What two roles do tracheids play? |
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Definition
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Term
| What are some unique land plant traits? |
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Definition
| Apical meristems, heteromorphic alternation of generations, walled spores, multicellular gametangia, multicelluar dependent embryos. |
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Term
| Which are monophyletic: land plants, seed plants, angiosperms? |
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Definition
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Term
| Which are monophyletic: land plants, angiosperms, gymnosperms, seedless vascular? |
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Definition
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Term
| What traits differ in non-vascular plants? |
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Definition
| dominant gametophyte, homospory, non-differentiated cells, gas/water exchange over entire surface of plant. |
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Term
| What are some seedless plant traits? |
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Definition
| dispersal as spores(via wind), require water for reproduction, flagellated sperm. |
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Term
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Definition
| small, homosporous, no pollen/seeds, gametophyte dominant, no true roots/stems/leaves, unbranched sporophyte. |
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Term
| What does the spore mother cell produce? What ploidy? what process? |
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Definition
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Term
| Features of pteridophyta and lycophyta (seedless vascular plants) |
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Definition
| larger, sporophyte dominant, true vascular tissue, branched sporophylls, need water to reproduce, mostly homosporous |
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Term
| What are the differences in leaves and sporophylls between lycophytes and pteridophytes? |
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Definition
| ferns(pteridophytes) large leaves, many veins; sporophyll on underside of leaf; entire leaf one sporophyll(as opposed to strobili) |
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Term
| What are xylem cells called? What does xylem transport? are the cells alive? |
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Definition
| cells called tracheids, transport water and minerals, they are non-living. |
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Term
| What are phloem cells called? Are they living? What do they transport? |
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Definition
| Cells called sieve cells, they transport sugars, they are living. |
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Term
| What is the difference in spore production of club mosses and spike mosses? in general appearance? |
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Definition
| Club mosses are homosporous, spike mosses are heterosporous. Club mosses are mostly vertical, spike mosses are commonly horizontal. |
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Term
| What structures does the ovule consist of? |
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Definition
| The integument, megasporangium, megaspore, and anything else inside. |
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Term
| What is the defining trait of gymnosperms? |
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Definition
| seeds are not encased in ovaries |
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Term
| What are the common phylum names of gymnosperm plants? |
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Definition
| ginkgophyta, cycadophyta, gnetophyta, pinophyta. |
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Term
| What 3 components led to angiosperms' great success? |
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Definition
| Fruit, flowers, and vascular tissue. |
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Term
| At what point(event) does pollen germinate? |
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Definition
| When it lands on the stigma |
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Term
| What is the kingdom name of land plants? |
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Definition
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Term
| What are the 2 defining features that separate land plants and green algae? |
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Definition
| multicellular protective layer around gamete/spore-producing structures and an embryo stage that is nourished by the parent plant |
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