| Answer | Crossword Clue |
|---|---|
| NORI | Purple seaweed used as food in Japan. |
| DULSE | Red seaweed used as food in Iceland. |
| carrageenan | A substance extracted from red and purple seaweeds, consisting of a mixture of polysaccharides. It is used as a thickening or emulsifying agent in food products |
| NORI | Alga used as food in Japan |
| KELP | Seaweed used as food |
| sahuaros | A giant cactus that can grow to 66 feet (20 m) in height and whose branches are shaped like candelabra, native to Mexico and the southwestern US Its reddish-purple fruit can be used for food and drink |
