Concepts in Coral Reefs

1. List at least 20 phrases/concepts that you came across while viewing this film.

1. Corals grow in clear warm shallow waters of the tropics.

2. Corals expand their tentacles at night to feed on plankton.

3. Corals are covered with algae

4. Algae produces 98% of the food of corals

5. Corals become threats to other corals by overgrowing each other.

6. Corals digest their rival corals alive.

7. Corals produce sexually. The male corals release sperm cells while female corals release eggs cells, then they mix and fertilize in water. The fertilized egg drifts away from corals.

8. Some corals are both male and female.

9. Parrot fishes destroy corals when they hunt for food since their jaws are so strong that they can bite through rocks.

10. Corals are also battleground for prey and predators.

11. Corals are home to eusocial shrimp. They become their battleground when the Polychaete worm attacks or bites them.

12. Harlequin Shrimps wrestle with starfishes and feed on them.

13. Copper fish drives away their rival for food, the lion fish.

14. Sharks hunt for fishes in the corals.

15. Corals are place of reproduction for Brown Surgeonfish.

16. Pipefishes mate and reproduce along the corals.

17. Flamboyant cuttlefish searches for prey along the corals

18. Male humpback whales sing. The louder and stronger their voice is, the more chances of getting a mate.

19. Female humpback whales give birth to their offspring near corals and stays rhere for sometime.

20. During storms or hurricanes, lobsters in the Caribbean go and stay in deep water.

B. Based on the film, how do corals reproduce?

Corals release coral larvae. These coral larvae will remain floating until they find a suitable place to grow in. After finding one, they will grow into polyps and these polyps will grow into a new colony. They grow up to 15 centimeters in length. According to the film, corals can reproduce both sexually and asexually....