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Seed Dispersal

Seed Dispersal. Unit 2 Topic 3 Science 7 Monday, September 1, 2014. What you already know …. Plant reproduction Cones/flowers Pollination Fertilization Seed / Fruit production Next topic Seed dispersal. What makes up a seed?. Seed coat Cotyledon (food) Embryo Leaf Stem Root.

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Seed Dispersal

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  1. Seed Dispersal Unit 2 Topic 3 Science 7 Monday, September 1, 2014

  2. What you already know … • Plant reproduction • Cones/flowers • Pollination • Fertilization • Seed / Fruit production • Next topic • Seed dispersal

  3. What makes up a seed? • Seed coat • Cotyledon (food) • Embryo • Leaf • Stem • Root

  4. Seed Stem Leaf Root cotyledon Seed coat

  5. Seed Dispersal • DISPERSAL: transport of seeds away from parent plant • Prevent competition • How do seeds get from the plant to the ground?

  6. Seed Dispersal Assignment • Follow the instructions and complete your seed dispersal flash cards • http://www2.bgfl.org/bgfl2/custom/resources_ftp/client_ftp/ks2/science/plants_pt2/dispersal.htm

  7. Germination • After dispersal • Seeds will remain “inactive” until conditions are right • Temperature • Water

  8. Germination of a bean seed

  9. Page 130 • Topic 3 - Review Q’s • Q #1 - 4

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