Climatology Objective Questions and Answers | Geography Questions GkSeries

Questions
51 Which one of the following is called North-easter ?
A Cold and fast blowing winds in northern hemisphere that move from sub-polar to polar regions
B Cold and fast-blowing winds in South Pole region
C Cold and fast-blowing winds from the polar region in northern hemisphere
D Winds blowing towards Kazakhstan in Central Asia

Answer: Option [C]

The correct answer is Cold and fast-blowing winds from the polar region in northern hemisphere.

52 Density of the earth’s atmosphere is highest in the :
A Troposphere
B Stratosphere
C Mesosphere
D ionosphere

Answer: Option [A]

Density of the earth’s atmosphere is highest in the Troposphere. As the lowest layer of atmosphere comprises of even the heaviest of the gases which can't rise above a marginal level due to their mass, the air density at this level remains maximum. This layer is known as Troposphere.

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53 What is a ‘tornado’ ?
A A very high pressure centre
B A very low pressure centre
C A very high ocean wave
D A planetary wind

Answer: Option [B]

Tornado is a very low pressure centre. Tornadoes, also called twisters, are columns of air rotating dangerously fast. The air is in motion because of the difference in pressure between the center of the tornado (very low pressure) and the outer edge of the tornado (high pressure).

54 Typhoons are common in the :
A Arctic Ocean
B Seas of China and Japan
C Mexican Gulf
D Indian Ocean

Answer: Option [B]

Typhoons are common in the Seas of China and Japan. Typhoons are common in the China Sea and along the margins of the west Pacific Ocean.

55 Frontal Rain is caused by
A Convection current
B Winds from sea
C Cyclonic activity
D Condensation of water evaporated from mountains

Answer: Option [C]

Frontal Rain is caused by Cyclonic activity. Frontal (or Cyclonic) Rain is caused by cyclonic activity and it occurs along the fronts of the cyclone. It is formed when two masses of air of different temperature, humidity and density meets.

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