hydrosphere & oceanography section 6 Practice Questions Answers Test with Solutions & More Shortcuts

Question : 21 [SSC LDEO 2013]

Which one of the following is a warm ocean current ?

a) Gulf Stream

b) Labrador

c) Kurile

d) Canary

Question : 22 [SSC CAPFs 2015]

The largest current, because of its dark waters is known as the ‘black current’ and that is :

a) Antarctic Current

b) California Current

c) Gulf Stream

d) Kuroshio Current

Question : 23

Which among the following statements characterized EI Nino?

1. It occurs at irregular intervals
2. It carriers warmer water
3. It carries less saline water
4. Its atmospheric equivalent is southern oscillation.

a) 1, 2, 3 and 4

b) 3 and 4 only

c) 1 and 2 only

d) 2 and 3 only

Question : 24 [NDA 2012-II]

The riverbank is weakest where the river turns. This is because water

a) reacts more effectively with the bank at a turn

b) flows faster as it turns

c) gets concentrated on the inner bank of the turn, making it denser

d) effectively bounces off the outer bank as it turns exerting an extra pressure on the bank

Question : 25

Malacca Strait facilitates movement from

a) Mediterranean Sea to Black Sea

b) Atlantic Ocean to Pacific Ocean

c) Indian Ocean to China Sea

d) Red Sea to Mediterranean Sea