Atmosphere Geography

Q. The total number of layers above Earth are

A
2
B
4
C
5
D
3

Correct Answer

5

More Questions on Atmosphere

  • Q. Dew point is ________
    A)A low pressure system in lower atmosphere
    B)Amount of actual water vapour present per unit volume of air
    C)Incoming solar radiation
    D)A temperature at which a given sample of air becomes saturated
    Answer: A temperature at which a given sample of air becomes saturated
  • Q. Frontal rain is caused by ________
    A)Cyclonic activity
    B)Convection currents
    C)Winds from sea
    D)Condensation of water evaporated from mountains
    Answer: Cyclonic activity
  • Q. A temperature inversion is most likely to occur under which of the following conditions?
    A)Calm, cloudy and humid night
    B)Mountain top in late evening
    C)Windy but cloudy night
    D)Calm, clear and cool winter night
    Answer: Calm, clear and cool winter night
  • Q. Condensation is a process which occurs when
    A)Temperature in the air parcel remains static
    B)Temperature falls below 0°C
    C)Absolute humidity becomes equal to relative humidity
    D)Relative humidity becomes 100% and more
    Answer: Relative humidity becomes 100% and more
  • Q. Which of the following are the ideal conditions for the phenomenon of temperature inversion to occur? I. Long nights II. Cloudy sky III. Calm and stable air IV. Dry air
    A)II, III and IV
    B)I and II
    C)I, II and III
    D)I, III and IV
    Answer: I, III and IV
  • Q. The core of the Earth is also known as
    A)Barysphere
    B)Lithosphere
    C)Mesosphere
    D)Centrosphere
    Answer: Barysphere
  • Q. The water content in the atmosphere ________
    A)Decreases as temperature increases
    B)Is independent of temperature
    C)Increases as temperature increases
    D)Either increases or decreases with temperature increase
    Answer: Decreases as temperature increases
  • Q. The radiation that heats earth’s atmosphere comes from the
    A)Ionosphere
    B)Sun
    C)Earth
    D)Sun and earth
    Answer: Sun
  • Q. The most important factor in thunderstorms development is ________
    A)Abundance of moisture
    B)Atmospheric stability
    C)Atmospheric instability
    D)Temperature inversion
    Answer: Atmospheric instability
  • Q. Consider the following statements regarding the distribution and pattern of isotherms 1. In the northern hemisphere, isotherms bend sharply equator-ward over the continents during winter. 2. Temperature gradients are greater in summer than in winter in the northern hemisphere. Which of the statement(s) given above is/are correct?
    A)Both 1 and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: 1 only
  • Q. 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?
    A)Both 1and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: Neither 1 nor 2
  • Q. Heat gain through insolation and heat loss through terrestrial radiation are equal approximately at which latitude?
    A)90° North and South
    B)22° W North and South
    C)40° North and South
    D)66° W North and South
    Answer: 40° North and South
  • Q. In the atmosphere of the primitive earth there was no ________
    A)Nitrogen
    B)Oxygen
    C)Carbon dioxide
    D)Ammonia
    Answer: Oxygen
  • Q. Temperature generally decreases towards the poles because ________
    A)Cold surfaces do not absorb solar energy as readily as warm surfaces
    B)Air movement is generally towards the. equator
    C)Cold polar air masses prevent surface heating of the land
    D)Progressively lesser solar energy per unit area falls on the earth's surface as we move to polar regions
    Answer: Progressively lesser solar energy per unit area falls on the earth's surface as we move to polar regions
  • Q. Cloud burst means ________
    A)Presence of scattered flakes of cloud in the sky
    B)Abnormally heavy downpour of rain, associated with a thunderstorm
    C)Formation of artificial rain
    D)Sowing of seeds of a crop in a cloudy weather
    Answer: Abnormally heavy downpour of rain, associated with a thunderstorm
  • Q. Choose the incorrect statement ________
    A)Absolute humidity is expressed in grams per cubic metre of air
    B)Capacity of air to hold moisture decreases with a rise in temperature of the air
    C)The air pressure decreases with an increase in temperature
    D)With an ascent of every 165 metres, the temperature is reduced by 1°C
    Answer: Absolute humidity is expressed in grams per cubic metre of air
  • Q. What is the percentage of Nitrogen in atmosphere of the Earth?
    A)78.03
    B)0.94
    C)0.03
    D)85.02
    Answer: 78.03
  • Q. Temperate cyclones bring along with them ________
    A)Thunderstorms and torrential rainfall
    B)Pleasant weather
    C)Snowfall and hail
    D)Mild rainfall
    Answer: Mild rainfall
  • Q. Consider the following statements: 1. The annual range of temperature is greater in the Pacific Ocean than that in the Atlantic Ocean. 2. The annual range of temperature is greater in the Northern Hemisphere than that in the Southern Hemisphere. Which of the statements given above is/are correct?
    A)Both 1and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: 2 only
  • Q. Winds and air currents differ in the aspect that ________
    A)The winds blow on lands while air currents blow over seas and oceans
    B)Air currents blow much faster than winds
    C)Air currents are always moisture laden while the winds are usually dry
    D)Winds are horizontal movements of air while air currents are the vertical movements of air
    Answer: Winds are horizontal movements of air while air currents are the vertical movements of air

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