| ACROSS 4. A single-celled microscopic oceanic plant.
6. This red plant is sometimes called Lava Bread.
8. People harvest kelp for what special ingredient?
10. This is a product found in every home that contains an ingredient from seaweed.
11. This ocean is home to some of the largest kelp forests in the World.
12. One reason phytoplankton is so important is the production of oxygen through this process.
| DOWN 1. The Indian Ocean is known for some of these beautiful reefs.
2. This type of carbonate causes Red Algae to be hard.
3. What takes the place of roots in a kelp plant and secures it to bedrock?
5. An oceanic plant that can grow to around 125 feet.
7. Seaweed thrives in moving oceanic water and what else?
9. Phytoplankton float instead of attaching themselves to this.
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