| Term | Definition |
| what lives inside of coral? | plants, algae, and small crabs |
| is coral a plant or animal? | animal |
| how is a pearl made? | since the clam cant get rid of irritating foreign objects, it secreted nicre around them and it forms a pearl. |
| what other source is sand made from? | the parrot fish ear coral and poops it out which makes sand. also when they are eating coral and small rocks the remains that spray every where are sand. |
| how does a star fish walk? | water pressure causes tube feet to become very stick and push them through the water. the tube feet also help the starfish grip onto objects. |
| how does the starfish eat? | there stomach comes out through their mouth and surround their prey, it then breaks it down into smaller particles and then digest's it. |
| how do clams move? | the foot pops out of them and drags them across the ocean floor. |
| do they have plants growing in them? | yes they are called algae |