hydrosphere & oceanography section 7 Practice Questions Answers Test with Solutions & More Shortcuts

Question : 11 [RAS/RTS (Pre) 2012]

Syr and Amu rivers fall into

a) Aral Sea

b) Baltic Sea

c) Caspian Sea

d) Black Sea

Question : 12

Which of the following factors influence ocean currents?

1. Rotation of the Earth
2. Air pressure and wind
3. Ocean water density
4. Revolution of the Earth

a) 2, 3 and 4

b) 1 and 4

c) 1 and 2

d) 1, 2 and 3

Question : 13

The strait which separates Asia from North America is

a) Strait of Malacca

b) Strait of Gibralter

c) Berring strait

d) Palk strait

Question : 14

Sunda Trench lies in

a) Antarctic Ocean

b) Indian Ocean

c) Atlantic Ocean

d) Pacific Ocean

Question : 15

The colour of Yellow Sea is the result of

a) high sulphur content in the bottom rocks.

b) Silt brought by Hwang-HE river.

c) industrial pollution.

d) peculiar types of phytoplankton growing there.