Question

Look at the figure and answer the following questions:

1. What does this map show?
2. Which continents and sub-continents are visible on this map?
3. What lies between the continents?
4. Chagos Plateau, Sunda Trench, Central Mountain range are a part of what?
5. What are the conclusions you can draw after looking at the map?

Answer 1

1. This map shows the relief of the Indian Ocean floor.
2. The continents of Africa, Antarctica, Australia, and the Indian sub-continent are visible in the map.
3. The Indian Ocean and the Southern Ocean lie between the continents.
4. The Chagos plateau is a part of the Lakshadweep Plateau. The Sunda Trench is a part of the Java Trench located in the Indian Ocean near Sumatra, formed where Australian - Capricorn Plates subduct under a part of the Eurasian Plate. The Central Mountain Range is a part of the Mid Indian Oceanic ridge.
5.  

• The relief of the ocean floor of the Indian Ocean shows many features.
• The Indian Ocean lies mostly in the southern hemisphere.
• It is surrounded by the Continent of Africa in the northwest, the Indian sub-continent in the north and north-east, the continent of Australia in the east and the Southern Ocean, and the Continent of Antarctica in the south.
• The ocean floor has features like the Agulhas Plateau, the Madagascar plateau, Chagos and Lakshadweep plateau, and the Kerguelen Plateau.
• It also has ridges like the Southwest Indian Ocean ridge, the Southeast Indian Ocean ridge, and the Mid Indian Ocean ridge.
• The other feature is basins like the Agulhas - Natal basin, the Mauritius basin, the Mascarene basin, the Mid-Indian basin, the Ganga basin, and the West Australian basin. 
• The Trenches include the Sunda trench. 
• The Island includes Amsterdam and St. Paul Island and Prince Edward Island.