Consider the following statements-
1. The bottom relief of the Indian Ocean resembles that of the Atlantic Ocean.
2. This ocean has a continuous central ridge, called the Arabic-Indian Ridge, together with its southern extension, the Kerguelen-Gaus- berg Ridge, which connects with the Antarctic continent.
3. The central ridge separates the eastern basin from the western basin.
4. All the oceanic islands in this ocean are situated on the central ridge and on its cross ridges.
5. The Cocos and Christ¬mas islands are the two exceptions.
6. The Indian Ocean is characterized by having a large number of broad submarine ridges, separating several individual basins of the abyssal plain.
7. One of its most distinguishing features is the presence of the series of curving ridges in the north-west segment of the ocean.
Select the correct answer using the codes given below.
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