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PLANTS. CLASSIFICATION AND CHARACTERISTICS Domain: Eukarya (has eukaryotic cells) Kingdom: Plantae (cell wall with cellulose)

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Presentation on theme: "PLANTS. CLASSIFICATION AND CHARACTERISTICS Domain: Eukarya (has eukaryotic cells) Kingdom: Plantae (cell wall with cellulose)"— Presentation transcript:

1 PLANTS

2 CLASSIFICATION AND CHARACTERISTICS Domain: Eukarya (has eukaryotic cells) Kingdom: Plantae (cell wall with cellulose)

3 CLASSIFICATION AND CHARACTERISTICS Domain: Eukarya *has eukaryotic cells Kingdom: Plantae * cell wall w/ cellulose *chloroplast – photosynthetic

4 NEEDS OF PLANTS Sunlight/Gas Exchange, Water, Minerals Autotrophic: Make own food (carbohydrates

5 PLANT TYPES Green Algae (alga- seaweed in Latin) Single cells to Multicellularity Photosynthetic, chloroplast, Organization small, single cells, multicellular, Reproduction: Asexual and sexual with gametes and spores Mostly aquatic-fresh and salt. Absorb nutrients and moisture from environment

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7 Bryophytes Organization: complex/Specialized tissue/no true roots – rhizoids Develop cuticle (covering) – resist drying – land plants! Movement: stationary Male gametes swim to egg Form an embryo Reproduction: spores Requires water * moist conditions

8 SEEDLESS VASCULAR PLANTS (SVP) Org: complex/specialized True roots, stems, and leaves Taller -vascular tissue (new trait) Water Transport: through vascular tissue Reproduction: Spores – sperm swim to egg – requires water /humid environments

9 EXAMPLES OF SVP Ferns Club Mosses Horsetails

10 SORI- REPRODUCTIVE STRUCTURE

11 VASCULAR TISSUE Series of tubes- Carry water, nutrients And minerals. Transpiration- movement of water. Xylem (water and minerals Phloem (sugars toward leaves)

12 GYMNOSPERM “naked” seeds (embryo) – Advent Allows plants to colonize varied environments True Roots, stems, leaves, woody Tissue (new trait) Movement- adult stationary – pollen carried from male gametes to female eggs.

13 REPRODUCTION SEXUAL POLLINATION -WIND Reproduction- sexual – pollen (w/sperm) Forms an Embryo (new trait)

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17 ANGIOSPERM

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20 ANGIOSPERMS Flowers – attract pollinators (insects, bees, bats, birds) After pollinations and fertilization the ovary develops into a fruit- dispersal!

21 REPRODUCTION


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