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Great Barrier Reef
Best Practices F - Unit 1
| Question | Answer |
|---|---|
| captivity | kept in a zoo or aquarium |
| marine biologist | a scientist who studies sea animals |
| reef | a ridge of coral or rock close to or just above the surface of the water |
| snorkeling | swimming underwater using a breathing tube that extends above the surface of the water |
| thrashing | moving violently |
| sheath | a case for a knife |
| frenzy | wild activity |
| intricate | having many details and parts |
| marine | relating to the sea |
| organisms | living things |
| tissues | large groups of cells in a plant or animal |
| algae | one-celled plants that can join to form seaweed |
| barnacles | sea animals that stick to rocks, boats, or other surfaces |
| deposits | lays |
| limestone | rock that is formed from shells or coral |
| tentacles | long,flexible arm-like structures |
| polyps | sea animals with cylinder-shaped bodies that are attached at one end and open at the other |