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Seaweed !

Seaweed !. What is seaweed?. Multicellular algae Kingdom Protista Primary producers chlorophyll to transform light energy from the sun into chemical energy. Observe seaweed and land plant… what are differences? Similarities? (use a Venn Diagram). How are seaweeds different from plants?.

tobias-warren
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Seaweed !

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  1. Seaweed !

  2. What is seaweed? • Multicellular algae • Kingdom Protista • Primary producers • chlorophyll to transform light energy from the sun into chemical energy

  3. Observe seaweed and land plant… what are differences? Similarities?(use a Venn Diagram)

  4. How are seaweeds different from plants?

  5. Differences

  6. How would you classify seaweed?

  7. Did you know…. • There are 3 main types of seaweed? • Chlorophyta (Green algae) • Phaeophyta (Brown algae) • Rhodophyta (Red algae)

  8. Green algae (Chlorophyta) • Pigments: Chlorophyll • Fresh water, Brackish water, and coastal waters • Only 10% of 6-7000 species are marine Ulva

  9. Examples of Chlorophyta Halimeda • Calcareous green algae helps in coral reef growth.

  10. Examples of Chlorophyta Neomeris Cladophoropsis

  11. Brown Algae (Phaeophyta) • Pigment: chlorophyll AND additional colors to make it brown • Dominate colder region coastlines • Size: small and delicate to large and thick Kelp

  12. Examples of Phaeophyta Laurencia Sargassum Padina Dictyoda

  13. Examples of Phaeophyta (Kelp) Laminaria How tall would you be if you grew 20 inches per day? Macrocystis Nereocystis

  14. Red algae (Rhodophyta) • Pigments: chlorophyll AND red or blue • Dominant algae in the tropics, grow in all oceans • Deepest depths • Red > Green + Brown Pterocladia

  15. Examples of Rhodophyta Liagora Galaxaura

  16. Examples of Rhodophyta Gracilaria (Ogo)

  17. Examples of Rhodophyta What type of marine animal does this look like? Encrusting Branching Coralline

  18. And even more examples! Amansia Chondrus - Irish Moss Would you consider boiling one of these to make pudding? Botryocladia

  19. Make a list 1-8… walk around and decide what Phylum each belongs to.

  20. Invasive Seaweed

  21. The Super Sucker!

  22. Uses of Seaweed • How do you think people use seaweed?

  23. Using the reading list down 10 uses for seaweed (only 5 can be food related)

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