results from the interconnedad food chains A consumer C. food web B. producer D. biotic component 8. Why is the relationship between the corals and the algae in the coral reefs considered mutualistic? A The corals benefit in the interaction and not the algae B. The corals receive oxygen from algae, the algae get protection from corals C. The corals receive oxygen from algae while the algae are harmed D. The corals and algae live together without harming each other 9. What kind of interaction is shown when animals like crabs and mollusks help break down plant litter in a mangrove ecosystem through grazing? A competition C. parasitism B. commensalism D. mutualism 10. Why is producer important in an ecosystern? A. It is the source of food to the consumers. B It is an organism that eats plants. C. It breaks down organism into smaller particles D. It is a series of feeding relationship. 11. Which of the following destroys coral reefs? A mangrove planting B building man-made fish sanctuaries C. waste dumping D. coastal clean up​