Coral Reef Review
1. Suggest how sedimentation can reduce coral growth. [3]
2. Suggest how an increase in carbon dioxide in the atmosphere can damage coral. [3]
3. Fig. 4.1 shows the depth of water around an island and the positions of twenty artificial reefs.
a. State the percentage of the reefs that are less than 20 meters deep ______[1]
40 meters or more deep ______[1]
4. State three reasons for the use of artificial reefs. [3]
5. Suggest three factors which contribute to the erosion of coral reefs. [3]
6. Describe how the process of carbon dating can be used to reconstruct the history of a coral reef. [5]
7. State three factors involved in the formation of atolls. [3]
8. State two methods used to date reefs. [2]
9. Explain the role of coral reefs in providing protection for shores and anchorages. [5]
10. Discuss the factors that can lead to a transition from reef growth to reef erosion. [5]
Total: 34
Coral Reef Review
1. Suggest how sedimentation can reduce coral growth. [3]
2. Suggest how an increase in carbon dioxide in the atmosphere can damage coral. [3]
3. Fig. 4.1 shows the depth of water around an island and the positions of twenty artificial reefs.
a. State the percentage of the reefs that are less than 20 meters deep ______[1]
40 meters or more deep ______[1]
4. State three reasons for the use of artificial reefs. [3]
5. Suggest three factors which contribute to the erosion of coral reefs. [3]
6. Describe how the process of carbon dating can be used to reconstruct the history of a coral reef. [5]
7. State three factors involved in the formation of atolls. [3]
8. State two methods used to date reefs. [2]
9. Explain the role of coral reefs in providing protection for shores and anchorages. [5]
10. Discuss the factors that can lead to a transition from reef growth to reef erosion. [5]
Total: 34