Seweed

2. The formal name for seaweed; multicellular algae
5. The stem-like portion of the thallus of seaweeds
8. The root-like portion of the thallus of a seaweed
13. brown pigment found in kelp, essential for photosynthesis
14. A fast-growing feature of kelp forests that can reach up to 2 feet per day
15. Flowering plants
16. A gas-filled bladder in seaweeds
20. The primary zone where kelp forests are typically found in the ocean

1. A salt-tolerant terrestrial plant
3. A key nutrient found in kelp that supports thyroid function in humans
4. A type of ecosystem where kelp forests thrive.
6. A major contributor to the biodiversity found in kelp forests
7. A phycocolloid extracted from red algae that is widely used in food processing
9. The primary type of algae that kelp belongs to
10. The process by which kelp produces energy from sunlight
11. The gas that kelp releases as a byproduct of photosynthesis
12. A type of ecosystem where kelp forests thrive
17. Large, multicellular algae
18. The complete body of a seaweed
19. A phycocolloid extracted from brown algae that is widely used in food processing