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AP Biology
Plant Diversity
| Question | Answer |
|---|---|
| four phyla of the plant kingdom | Bryophytes, Pteridophytes, Gymnosperm, Angiosperm |
| adaptions of land plants significant for survival | protection from drying, gas exchange, waste and nutrient conducting system, and protection for embryo |
| Bryophytes | non-vascular, swimming sperm, spores for reprodction |
| dominant phase of the moss life cycle | haploid gametophyte stage |
| adaptations of Pteridophytes not seen in Bryophytes | vascular, life cycle dominated by the sphoryte stage |
| dominant stage of the fern life cycle | sporophyte stage |
| significance of the seed | protection for the embryo, stored nutrients for growth of embryo, and adaption for reproduction in diverse terrestrial environments |
| advantage of pollen | eliminated the requirement for water fertilization |
| four phyla of gymnosperms | ginkgo, cycads, conifers, and cones and naked seeds |
| adaptive value of the flower to plants | flowers are just plants that have petals, stomatans, carpels, and embrroy |