In which one of the following atmospheric layers temperature rema

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 Multiple Choice QuestionsMultiple Choice Questions

21.

ASSERTION (A) : During an equinox, the length of daylight is 12 hours everywhere on the Earth.

REASON (R) : The circle of illumination passes directly through the poles, thus dividing the lines of latitude in the middle.

  • Both (A) and (R) are true and (R) is the correct explanation of (A).

  • (A) is true, but (R) is false

  • Both (A) and (R) are true , but (R) is not the correct explanation of (A).

  • (A) is false , but (R) is true.


22.

LIST I

(Term)

LIST II

(Explanation)

(a) Cohort (i) Measure of productive population.
(b) Dependency Rate (ii) Graphic method of representing age and sex composition.
(c) Population Pyramid (iii) Population group unified b a specific common characteristic.
(d) Total Fertility Rate (iv) Average number of children a woman bears throughout her child bearing years.
  • (a)-(iii) , (b)-(i) , (c)-(ii) , (d)-(iv)

  • (a)-(ii) , (b)-(iv) , (c)-(iii) , (d)-(i)

  • (a)-(ii) , (b)-(i) , (c)-(iv) , (d)-(iii)

  • (a)-(i) , (b)-(ii) , (c)-(iii) , (d)-(iv)


23.

Which one of the following ranges of percentages of increase of CO2 in the atmosphere since 1750 is correct ?

  • 5-10%

  • 10-15%

  • 15-30%

  • More than 30%


24.

ASSERTION (A) : The shift of ITCZ is greater over sea than over land.

REason (R) : The land surface gets more heated than the water bodies.

  • Both (A) and (R) are true and (R) is the correct explanation of (A).

  • Both (A) and (R) are true, but (R) is not the correct explanation of (A).

  • (A) is true , but (R) is false.

  • (A) is false , but (R) is true.


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25.

LIST I 

(Gases)

LIST II

(% of gases in atmosphere)

(a) N2 (1) 0.0934
(b) Ar (2) 0.039
(c) O2 (3) 78
(d) CO2 (4) 21
  • (a)-3 , (b)-1 , (c)-2 , (d)-4

  • (a)-1 , (b)-3 , (c)-2 , (d)-4

  • (a)-3 , (b)-1 , (c)-4 , (d)-2

  • (a)-2 , (b)-4 , (c)-1 , (d)-3


26.

ASSERTION (A) : The subpolar low of the Southern Hemisphere than is nearly continuous.

REASON (R) : The land mass is less in the Southern Hemisphere than in the Northern Hemisphere.

  • Both (A) and (R) are true and (R) is the correcct explanation of (A).

  • Both (A) and (R) are true , but (R) is not the correct explanation of (A).

  • (A) is true , but (R) is false.

  • (A) is false , but (R) is true.


27.

Which one of the following is the correct average slope of a typical 'front' in weather phenomena ?

  • 1:150

  • 1:100

  • 1:50

  • 1:5


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28.

In which one of the following atmospheric layers temperature remains constant ? 

  • Stratosphere

  • Tropopause

  • Mesosphere

  • Troposphere


B.

Tropopause


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29.

Which one of the following is the correct sequence of surface components of pressure and wind from the equator to poles ?

 

 

  • polar easterlies , westerlies , sub-tropical highs , trade winds

  • sub-tropical highs , westerlies , trade winds , polar easterlies

  • trade winds , sub-tropical highs , westerlies , polar easterlies

  • trade winds , polar easterlies , westerlies , sub-tropical highs


30.

ASSERTION (A) : Above 1000 meters altitudes most winds follow a geostrophic or near geostrophic course.

REASON (R) : The friction layer of the atmosphere extends to only about 1000 meters above the ground.

  • Both (A) are (R) are true and (R) is the correct explanation of (A). 

  • Both (A) are (R) are true and (R) is not the correct explanation of (A). 

  • (A) is true , but (R) is false.

  • (A) is false , but (R) is true.


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