Flowers and Fruits - Michael Life Science Flowers and...

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Michael Life ScienceFlowers and FruitsFlowering plantsCalled Angiosperms-Means enclosed seedFirst appeared 135 million yearsNow make up the majority of the plants speciesReproduce sexually by means of flowers-Flowers contain ovaries which surround and protect a seedAdvantages Of FlowersAttract animals-Bees moths and hummingbirds-Drawn by color scent and shape of flower-Carry pollen away when they leave-Go directly from flower to flower-More efficient than wind pollinationAdvantages Of FruitAfter PollinationOvary develops into fruitWalls of fruit help disperse seeds inside-Carry them away from parentAnimals And Fruit
Animals eats a fleshy fruitSeeds go through digestive systemLeave digestive system ready to sproutAnimal may be several kilometers from the parent plant-Increases the range of the plantAngiosperm ClassificationNumber of seed leaves (cotyledons in embryo)-Upon germination the cotyledon becomes the first leaves of the embryo-Monocot 1 leaf-Dicot two leavesDistribution of vascular tissue in stems roots and leavesNumber of petals per flowerAngiosperm ClassificationScientific classificationMonocots into a single groupDicots in different categoriesDivided also by Stem CharacteristicsWoody Plants
Primarily of cells with thick cell walls-Support plant bodyInclude:-Trees-Shrubs-VinesHerbacious PlantsDo not produce woodsInclude:-Dandelions-Zinnias-SunflowersComparing Plants By LifespanAnnuals: 1 year

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