What type of relationship do the zooxanthellae algae and corals have?

Which of the following processes do coral communities perform at a higher rate than any other biological community?

Which of the following are organisms on the reef that help to perform the nitrogen cycle?

Which of the following is a relationship not exhibited on the reef?

What type of relationship do marine mammals and reptiles have with corals?

What type of coral is Flat, disc shaped?

Which of the following is the phylum sea worms are apart of?

Which of the following causes increased algae growth and sediment buildup on the reef?

Which of the following organizations helped put into effect the Coral Reef Conservation Act?

Which of the following is a predator of the reef that destroys the reef by eating the coral polyps?

What is responsible for the colors coral display?

Which of the following is something organisms have to compete for on the reef?

What is a feature that anemones, sea squirts and sea sponges all have in common?

Which type of algae is harmful to the reef?

Which organization does NOAA have to work in close conjunction with to monitor sea temperature climates for predicting bleaching events?

Which of the following is true about coral nurseries?

What are the two biggest dangers corals face?