SSC GD 2021 PYQ — Question 28

The correct answer is option 2 i.e. third-largest.

• The Indian Ocean is the third-largest in the world and makes up approximately 20% of the Earth's water surface.
•  It is bounded by southern Asia in the north, the Arabian Peninsula and Africa in the west, the Malay Peninsula, Sundra Islands and Australia in the east and the Southern Ocean in the south. 
•  The Indian Ocean stretches to about 30° N latitude in the Persian Gulf at its northernmost extent. At the southern tips of Africa and Australia, it is almost 10,000 km (or 6,200 miles) wide and its area is 73,556,000 km² (or 28,400,000 sq miles) when the Red Sea and the Persian Gulf are included.