Question 1:

(i) What are corals and coral reefs?

(ii) Illustrate with the help of a diagram the schematic representation of a coral polyp.

(iii) Marine tourism is growing rapidly in Mauritius. List some of the potential effects of recreational tourist activities on the coral reef ecosystems.

(iv) List some of the measures taken by the Government of Mauritius to protect the coral reef and its associated ecosystems?

Question 2:

(i) Define mangrove. How many species of mangroves are present in Mauritius? Name them.

(ii) What role mangrove plays in the marine environment?

(iii) What makes mangrove withstand its survival in the harsh environment?

(iv) Define seagrass. List the various species of seagrass common in Mauritius. What is the difference between seagrass and seaweed?

(v) What is the importance of seagrass in the marine ecosystems?