Q. Arrange the following coral reef areas from North to South:
Rainbow reef
Great Barrier reef
Hawai’i reef
Gulf of Mannar reef
Choose the correct answer using the codes given below: Answer:
3, 4, 1, 2
Notes:
The Rainbow Reef is a reef in the Somosomo Strait between the Fijian islands of Taveuni and Vanua Levu. It is one of the most famous dive sites in the South Pacific.
The Great Barrier Reef is located on the north-east coast of Australia. It contains the world’s largest collection of coral reefs.
Hawai’i in 2015, lost 30 percent of its coral reefs because of marine heatwave. Marine heatwaves, which are higher than normal ocean temperatures caused by climate change, are the primary cause of coral bleaching. When corals bleach, they are vulnerable to disease and death.
Gulf of Mannar region in Tamil Nadu is one of the four major coral reef areas in India and the others are Gulf of Kutch in Gujarat, Lakshadweep and Andaman and Nicobar Islands.