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Coral
Part 1 of Paper
....f the oceans, because of the rich diversity of life they support. Scientists have not yet finished counting the thousands of different species of plants and animals that use or live in the reef. There are three types of reefs: fringing reefs, barrier reefs, and atolls. Fringing reefs are located close to shore, se.... Part 2 of Paper
....y all reefs.
s are animals, not plants, sunlight is the key to their survival. They need it to power the millions of microscopic algae, called zooxanthellae, that live in their tissues. The algae provides the s with food and oxygen in return for raw materials and a secure place to live. This teamwork is what allows the reef to survive in nutrient-poor tropical seas. This relationship is sensitive to such changes in the environment as cloudy waters or extreme temperatures. The stress on the s.... |
| Number of words: 1259 - Approximate pages: 5 |
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