hydrosphere & oceanography section 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Which one among the following sequences of water bodies, from lower to higher salinity concentration, is correct?

a) Arctic Sea-Gulf of California-Baltic Sea-Red Sea

b) Red Sea-Gulf of California-Arctic Sea-Baltic Sea

c) Gulf of California-Baltic Sea-Red Sea-Arctic sea

d) Baltic Sea-Arctic Sea-Gulf of California-Red Sea

Question : 2

Which one of the following is the correct sequence of the terrigenous deposits from the coast to the deeper part of the sea?
Use the codes given below to select the correct answer:

1. Clay
2. Mud
3. Sand
4. Silt

a) 3, 4, 1, 2

b) 1, 4, 3, 2

c) 4, 2, 1, 3

d) 3, 2, 4, 1

Question : 3

Tides occur in oceans and seas due to which among the following?

1. Gravitational force of Sun.
2. Gravitational force of Moon.
3. Centrifugal force of Earth.

a) 1, 2 and 3

b) Only 1 and 3

c) Only 1

d) Only 2 and 3

Question : 4

The correct sequence of the following seas from West to East is

a) Black Sea, Mediterranean Sea, Aral Sea, Caspian Sea

b) Mediterranean Sea, Black Sea, Caspian Sea, Aral Sea

c) Black Sea, Mediterranean Sea, Caspian Sea, Aral Sea

d) Caspian Sea, Mediterranean Sea, Black Sea, Aral Sea

Question : 5

Consider the following statements:

1. Annual range of temperature is greater in the Pacific Ocean than that in the Atlantic Ocean.
2. Annual range of temperature is greater in the Northern Hemisphere than that in the Southern Hemisphere.

a) Neither 1 nor 2

b) Both 1 and 2

c) 1 only

d) 2 only

Question : 6

Which one among the following is a cold Ocean current?

a) Kuroshio current

b) Gulf stream

c) Canary current

d) Brazil current