Coral Reefs

Question 1

Different types of reefs:

Answer 1

Fringing reef, barrier reef, platform reef, atolls

Question 2

A fringing reef

Answer 2

Grows directly on the outskirts of the island, starts at the coastline and moves out

Question 3

Barrier reef

Answer 3

There B space between the island and the reef, like a lagoon: deeper and warmer, also a space where corals have died

Question 4

Atolls

Answer 4

Center of reef is dead, but the outer edges are still there

Question 5

Coral bleaching

Answer 5

Occurs when the zooanthellae density within the coral tissue becomes low or the concentration of photosynthetic pigments within the symbionts declines