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Published byDouglas Owens Modified over 9 years ago
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Plants Module 13
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Plants share common characteristics Photosynthetic autotrophs (use the sun’s energy to make sugar/glucose) Multicellular (made of eukaryotic cells) Producers (are the base of the food web in ecosystems)
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Plant Classification 2 major categories: 1.Non-vascular (no tubes / vessels) 2.Vascular (tubes/vessels for transport)
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Plant Classification Vascular plants are further divided 1.Seedless (use spores for reproduction) 2.Seeded (use seeds for reproduction)
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Plant Classification Seed plants are further divided 1.Gymnosperms (seeds in cones) 2.Angiosperms (seeds in fruits that develop from flowers)
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STERNGRR Processes Synthesis: Photosynthesis used to make food Protein synthesis Chloroplasts
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STERNGRR Processes Transport: Non-vascular plants use osmosis Vascular plants have xylem to transport water and phloem to transport food (in vascular bundle / vein) WATER FOOD
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STERNGRR Processes Excretion: Tiny openings in the leaf called stomata allow gas exchange; regulated by guard cells Wastes may be stored in leaves that fall off in autumn
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STERNGRR Processes Respiration: Use oxygen and sugar to produce ATP for energy
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STERNGRR Processes Nutrition: Sugar produced in photosynthesis is used for cellular respiration or stored for later use.
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STERNGRR Processes Growth and Development: Seeds germinate to start the process of development into a new plant
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STERNGRR Processes Asexual Reproduction: Occurs through the process of vegetative propagation
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STERNGRR Processes Spores: Produced by non-vascular and seedless vascular plants for reproduction
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STERNGRR Processes Seeds: Found in cones in gymnosperms Found in fruits that develop from flowers in angiosperms
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STERNGRR Processes Flowers: Male parts Stamen - anther and filament Female parts Pistil – stigma, style and ovary
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STERNGRR Processes Flowers: Pollination occurs when pollen (male) is transferred to the stigma (female) Fertilization occurs when a sperm (in pollen) meets egg (in ovary)
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STERNGRR Processes Regulation Hormones – regulate growth and control responses to stimuli (Ex. auxin, cytokinen, ethylene) Tropisms – growth responses to external stimuli
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Plant Adaptations - Leaf Cuticle Surface area CarnivorousProtection
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Plant Adaptations - Stem Tuber Succulent TendrilsRunners
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Plant Adaptations - Root Taproot Fibrous Roots Root hairs
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