Q. A level of atmosphere which is composed partly of Electrons and Positive Ions is called

Correct Answer

Ionosphere

More Questions on Atmosphere

  • Q. Which of the following is not one of the three processes involved in the transfer of water between the atmosphere and the surface of the Earth?
    A)Condensation
    B)Insolation
    C)Evaporation
    D)Precipitation
    Answer: Insolation
  • Q. The inner-most layer of the Earth is known as
    A)Aesthenosphere
    B)Lithosphere
    C)Mesosphere
    D)Barysphere
    Answer: Barysphere
  • Q. The form of precipitation in which the raindrops get frozen into ice on coming in contact with a cold layer of air near the earth’s surface is called ________
    A)Sleet
    B)Fog
    C)Hail
    D)Snowfall
    Answer: Sleet
  • Q. The continuous circulation of water among the hydrosphere, atmosphere and lithosphere is known as
    A)Hydro-equilibrium
    B)Water circulation
    C)Hydrologic cycle
    D)Precipitation
    Answer: Hydrologic cycle
  • Q. Density of the Earth’s atmosphere is highest in the
    A)Mesosphere
    B)Troposphere
    C)Stratosphere
    D)Ionosphere
    Answer: Troposphere
  • Q. With reference to the sub-tropical high pressure belt, consider the following statements: 1. It is affected by Earth’s rotation and descent of winds from higher altitudes. 2. It is dynamically induced and characterized with anti-cyclonic conditions. Which of the statement(s) given above is/are correct?
    A)2 only
    B)1 only
    C)Both 1 and 2
    D)Neither 1 nor 2
    Answer: 2 only
  • Q. Atmospheric pressure exerted on earth is due to ________
    A)Revolution of earth
    B)Gravitational pull of the earth
    C)Rotation of earth
    D)Uneven heating of earth
    Answer: Gravitational pull of the earth
  • Q. The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from ________
    A)Stratosphere
    B)Troposphere
    C)Mesosphere
    D)Ionosphere
    Answer: Ionosphere
  • Q. In the earth’s atmosphere, the atmospheric pressure ________
    A)Remains constant with height
    B)Increases with height
    C)Decreases with height
    D)First increases and then decreases with height
    Answer: Decreases with height
  • Q. Choose the correct option with the correct sequence of the layers of atmosphere
    A)Exosphere, Troposphere, Ionosphere Mesosphere, Stratosphere
    B)Mesophere, Ionosphere, Exosphere, Troposphere, Stratosphere
    C)Ionosphere, Exosphere, Mesosphere, Stratosphere, Troposphere
    D)Troposphere, Stratosphere, Mesosphere, Ionosphere, Exosphere
    Answer: Troposphere, Stratosphere, Mesosphere, Ionosphere, Exosphere
  • Q. In the Southern hemisphere the Westerlies blow from ________
    A)North west
    B)North
    C)North east
    D)South east
    Answer: North west
  • Q. Countries favourably influenced by Westerlies are ________
    A)New Zealand
    B)Western Europe, British Columbia and East of U.S.A.
    C)South-West Africa and South Chile
    D)All of these
    Answer: All of these
  • Q. The hot dry local winds that blow on the eastern side of the Alps Mountain are known as ________
    A)Khamsin
    B)Chinook
    C)Foehn
    D)Sirocco
    Answer: Foehn
  • 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. Consider the following statements: 1. Troposphere varies in its thickness between equator and poles. 2. Stratosphere does not experience Normal Lapse Rate. 3. Ozone layer occurs in the Mesosphere. 4. Ionosphere lies between Stratosphere and Mesosphere Which of these statements are correct?
    A)3 and 4
    B)1 and 2
    C)2 and 3
    D)1, 2 and 4
    Answer: 1 and 2
  • Q. Temperate lows are ________
    A)Polar regions which have very low temperatures
    B)Low pressure areas in cyclones
    C)Equatorial low pressure belt
    D)Sub-polar low pressure belts
    Answer: Sub-polar low pressure belts
  • Q. Water vapour beyond the dew point results in ________
    A)Condensation
    B)Precipitation
    C)Hailstorm
    D)Formation of ice
    Answer: Condensation
  • 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. 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. Which of the following characterises the Foehn? I. It is warm II. It is humid III. It is common in the valleys of the northern Alps IV. It blows in winter
    A)I, III and IV
    B)I, II and IV
    C)I, II and III
    D)I, II, III and IV
    Answer: I, III and IV

Leave a Comment