hydrosphere & oceanography section 4 MCQ Questions & Answers Detailed Explanation

Question : 1

Which of the following islands of the Pacific Ocean belongs to Melanesia groups of islands.

a) Marshall island

b) Society island

c) Soloman island

d) Gilbert island

Question : 2

Main source of Salinity of the Sea is

a) Ash ejected from the Volcano

b) Wind

c) Rivers

d) Land

Question : 3

Which one of the following salts contributes maximum to the salinity of sea water?

a) Sodium chloride

b) Magnesium sulphate

c) Calcium sulphate

d) Magnesium chloride

Question : 4

Red Sea is an example of

a) U-shaped valley

b) Axial trough

c) Volcanic valley

d) Eroded valley

Question : 5

Which of the following is not related to Asia?

a) Tigris

b) Niger

c) Lop Nor

d) Amur

Question : 6

Match List-I with List-II and select the correct answer using the code given below the lists.

a) 3 4 2 1

b) 2 4 3 1

c) 1 3 4 2

d) 2 4 1 3