1. What is average depth of oceans?
(a) 5,730 metres (Correct)
(b) 3,760 metres
(c) 4,690 metres
(d) 2,930 metres
2. Which of following is the largest ocean that covers about one-third of the surface of earth?
(a) Indian Ocean
(b) Atlantic Ocean
(c) Pacific Ocean (Correct)
(d) Arctic Ocean
3. The Arctic Ocean is the smallest ocean and many oceanographers consider it to be a sea of Atlantic. What is its total area?
(a) 11,900,000 sq km
(b) 13,800,000 sq. km
(c) 14,100,000 sq km (Correct)
(d) 12,400,000 sq. km
