GK Geography MCQ's




All Questions are from Year - 2018 or older

Question 1891 :
Dew point is: [NDA 1991]

  1. amount of actual water vapour present per unit volume of air
  2. incoming solar radiation
  3. a low pressure system in lower atmosphere
  4. a temperature at which a given sample of air becomes saturated
  

Question 1892 :
Warm dry winds blowing down the east slopes of Rockies are known as : [NDA 1992]

  1. Mistral
  2. Nor' westers
  3. Foehn
  4. Chinook
  

Question 1893 :
‘Beaufort Scale’ is used to measure:

  1. air pressure
  2. wind velocity
  3. wind direction
  4. humidity
  

Question 1894 :
Which one of the following is the cloud that is dark-grey or black, found at very low height and brings the real rain? [CDS 2004]

  1. Altocumulus
  2. Cirrus
  3. Cirrostratus
  4. Nimbostratus
  

Question 1895 :
Relative humidity of the atmosphere is directly affected by :

  1. change in atmospheric pressure
  2. change in atmospheric temperature
  3. change in the direction of winds
  4. none of these
  

Question 1896 :
Which of the following is/are characteristic of a depression in the southern hemisphere? 1. It is a mass of air whose isobars form an oval or circular shape 2. Pressure is high in the centre and decreases towards the outside 3. Air moves anti-clockwise

  1. I only
  2. II only
  3. I and III
  4. All three
  

Question 1897 :
Consider the following statements: 1. Nearly 99 percent of the total mass of the atmosphere lies within 30 km of the Earth's surface. 2. The proportion of ozone in the atmosphere increases to a maximum at about 60 km from Earth's surface. Which of the statements given above is/are correct? [IAS 2008]

  1. 1only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2
  

Question 1898 :
Consider the following statements: 1. Mistral is a cold wind blowing in North America. 2. Sirocco is a hot dry wind blowing across the North African coast. Which of the statement(s) given above is/are correct? [IAS 2009]

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2
  

Question 1899 :
The portion of the atmosphere which extends from the earth's surface upto 6-8 miles and experiences decrease in temperature at constant rate is : [NDA 1990]

  1. stratosphere
  2. tropopause
  3. troposphere
  4. ionosphere
  

Question 1900 :
Logically, what does a continually rising air pressure indicate? [CDS 2012]

  1. Advent of unsettled and cloudy weather
  2. Advent of a cyclone
  3. Fine and settled weather
  4. Fine and unsettled weather
  

Question 1901 :
A layer in the Earth's atmosphere called Ionosphere facilitates radio communication. Why? 1. The presence of ozone causes the reflection of radio waves to Earth. 2. Radio waves have a very long wavelength. Which of the statements given above is fare correct? [CSAT 2011]

  1. 1only
  2. 2 only
  3. Both 1and 2
  4. Neither 1 nor 2
  

Question 1902 :
Arrange the following gases of the atmosphere in increasing order by volume: 1. Nitrogen 2. Oxygen 3. Carbon dioxide 4. Argon

  1. I, II, III, IV
  2. l, II, IV, III
  3. III, IV, II, I
  4. IV, III, II, I -
  

Question 1903 :
Anticyclones are caused by:

  1. violent winds
  2. heavy rainfall
  3. winds that blow spirally outwards from the centre
  4. winds that blow spirally inwards
  

Question 1904 :
The albedo of which one among the following is the highest? [IAS 2008]

  1. Cirrus cloud
  2. Cumulonimbus cloud
  3. Melting snow
  4. Sand
  

Question 1905 :
The contact of two air masses differing sharply in humidity originates: .[CDS 2001]

  1. tropical cyclones
  2. inter-tropical convergence
  3. temperate cyclones
  4. tropospheric instability
  

Question 1906 :
Doldrums are belts of low atmospheric pressure obtained in the regions adjoining the equator to a distance of :

  1. 5 degree latitude towards the north only
  2. 5 degree latitude towards the south only
  3. 5 degree latitude towards north and south
  4. 15 degree latitude towards north and south
  

Question 1907 :
Consider the following statements: 1. A hurricane acquires its spin from the Coriolis effect. 2. The diameter of the hurricane decreases as it moves away from low latitudes. 3. The diameter of a hurricane is never below 150 km. Which of the statements given above is/are correct? [IAS 2007]

  1. 1 only
  2. 2 and 3 only
  3. 1 and 3 only
  4. 1, 2 and 3
  

Question 1908 :
Consider the following statements: 1. Tropical cyclones have circular isobars. 2. Tropical cyclones originate· entirely within tropical air mass. 3. The intensity and magnitude of hurricanes generally exceed those of typhoons. 4. Tropical cyclones are more destructive than the western disturbances. Select the correct answer by using the following codes: [CDS 2001]

  1. 1, 2 and 4
  2. 1 only
  3. 2 and 3
  4. 3 and 4
  

Question 1909 :
Which of the following are true with regard to temperature control of the atmosphere of a given place? 1. The major temperature contrasts on earth's surface are between land masses and oceans 2. During night, the water surface cools more rapidly than the land surface 3. Temperature generally decreases with latitude on either side of the equator 4. Temperature rises to a maximum during summer and falls to a minimum during winter

  1. I, III and IV
  2. II, III and IV
  3. I and II
  4. II and IV
  

Question 1910 :
The instrument used for measuring relative humidity in air is :

  1. hygrograph
  2. hydrograph
  3. pantograph
  4. barograph
  

Question 1911 :
In the northern hemisphere, currents are deflected to their right due to :

  1. centrifugal force
  2. coriolis force
  3. cyclonic storms
  4. none of these
  

Question 1912 :
Freely moving bodies are:

  1. deflected to their right in the northern hemisphere
  2. deflected to the right in the southern hemisphere
  3. deflected upwards at the equator
  4. unaffected by the earth's movements
  

Question 1913 :
Fogs formed along, the sea-coast are due to:

  1. advection
  2. radiaton
  3. convection
  4. conduction
  

Question 1914 :
When a descending air contracts and its volume decreases, what happens to its temperature? [IAS 2009]

  1. Its temperature decreases
  2. Its temperature increases
  3. Its temperature remains constant
  4. Its temperature first increases, then decreases
  

Question 1915 :
Which of the following statements is/are correct? 1. Cyclone is a low pressure system. 2. The wind movement is clockwise in the cyclone of northern hemisphere. Select the correct answer using the code given below: [NDA 2011]

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2
  

Question 1916 :
Agents of fog formation do not include:

  1. high relative humidity
  2. diurnal temperatures of short ranges
  3. winter season
  4. rapid radiation
  

Question 1917 :
Which one of the following islands receives convectional rainfall ?

  1. Cyprus
  2. Sumatra
  3. Cuba
  4. Greenland
  

Question 1918 :
The hot dry local winds that blow on the eastern side of the Alps Mountain are known as: [NDA 2003]

  1. Chinook
  2. Foehn
  3. Khamsin
  4. Sirocco
  

Question 1919 :
Which of the following statements is wrong?

  1. Roughly circular isobar system with a high pressure at the centre represents an anticyclone
  2. Roughly circular isobar system with a low pressure at the centre represents a cyclone
  3. Roughly V-sheped isobar system with a low pressure at the centre represents a trough
  4. Roughly V-shaped isobar system with a low pressure at the centre represents a wedge
  

Question 1920 :
Winds blow:

  1. in regions of low pressure
  2. from a region of high pressure to a region of low pressure
  3. from a region of low pressure to .a region of high pressure
  4. in regions of high pressure