atmosphere & climatology section 4 MCQ Questions & Answers Detailed Explanation
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The following question based on Atmosphere & Climatology topic of indian geography mcq
The wind is deflected to the right in Northern Hemisphere and to the left in the Southern hemisphere from its normal course.
Statement II
Earth rotates from West-to-East.
(a) Both the statements are individualy true, but Statement II is not the correct explanation of Statement I
(b) Both the statements are individually true and Statement II is the correct explanation of Statement I
(c) Statement I is false, but Statement ll is true
(d) Statement I is true, but Statement II is false
The correct answers to the above question in:
Answer: (b)
As air moves from high to low pressure in the Northern hemisphere, it is deflected to the right. In the Southern hemisphere, air moves from high to low pressure and deflected to the left due to Coriolis force.
The Earth’s rotation (West to East) deflects the direction of the wind to the right in the Northern hemisphere and to the left in the Southern hemisphere.
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Read more atmosphere climatology Based Indian Geography Questions and Answers
Question : 1
The order of the layers in the atmosphere, upwards from below, is
a) exosphere, ionosphere, troposphere and stratosphere.
b) stratosphere, troposphere, ionosphere and exosphere.
c) troposphere, magnetosphere, stratosphere and exosphere.
d) troposphere, stratosphere, ionosphere and exosphere.
Answer »Answer: (d)
Question : 2
Winter rains in North and North-West India are generally associated with the phenomenon of :
a) temperate cyclones
b) retreating monsoon
c) shift in jet stream movement
d) local thunderstorms
Answer »Answer: (a)
In the winter season temperature cyclon occured in Arabean sea. This phenomenon led a rain in the North-West India.
Question : 3
When air temperature rises, relative humidity
a) decreases
b) increases
c) may increase or decrease
d) does not change
Answer »Answer: (a)
Question : 4
Atmospheric pressure exerted on earth is due to :
a) revolution of earth
b) rotation of earth
c) uneven heating of earth
d) gravitational pull
Answer »Answer: (d)
The atmosphere is made up of gasses. Gasses are physical substances, and all physical substance has weight.
The atmosphere is 25 miles thick, and that 25 miles thick layer of gasses presses down on earth with a weight of 15 lbs. per square inch because of the gravitational pull. That’s how the atmosphere exerts pressure on the earth.
Question : 5
In which of the following regions long forties winds blow?
a) Indian Ocean
b) North Sea
c) Coral Sea
d) Caribbean Sea
Answer »Answer: (a)
Question : 6
What is the importance of ozone in the atmosphere?
a) It provides condensation nuclei.
b) It provides protection against ultraviolet radiation.
c) It helps scatter blue light.
d) It creates the greenhouse effect on earth.
Answer »Answer: (b)
GET Atmosphere & Climatology PRACTICE TEST EXERCISES
atmosphere & climatology section 1
atmosphere & climatology section 2
atmosphere & climatology section 3
atmosphere & climatology section 4
atmosphere & climatology section 5
atmosphere & climatology section 6
atmosphere & climatology section 7
atmosphere & climatology section 8
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