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

Correct Answer

Ionosphere

More Questions on Atmosphere

  • 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. 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. Which one of the following is not a correct example of tropical cyclone?
    A)Hurricanes
    B)Tornadoes
    C)Typhoons
    D)Nor westers
    Answer: Nor westers
  • Q. The absence of which among the following causes the temperature of the atmosphere to decrease with ascent along with decreasing density of air? I. Vegetation II. Water III. Carbon dioxide IV. Oxygen V. Nitrogen
    A)II and III
    B)I and II
    C)III and IV
    D)II and V
    Answer: II and III
  • Q. Which of the following sequences of atmospheric layers is correct from below?
    A)Troposphere, Tropopause, Stratosphere, Ionosphere
    B)Stratosphere, Ionosphere, Tropopause, Troposphere
    C)Ionosphere, Troposphere, Stratosphere, Tropopause
    D)Tropopause, Troposphere, Ionosphere, Stratosphere
    Answer: Troposphere, Tropopause, Stratosphere, Ionosphere
  • Q. Where is Ozone layer found?
    A)Stratosphere
    B)Troposphere
    C)Ionosphere
    D)Exosphere
    Answer: Stratosphere
  • Q. The chemically inactive gas present in the atmosphere is ________
    A)Water vapour
    B)Nitrogen
    C)Argon
    D)Oxygen
    Answer: Argon
  • Q. 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?
    A)1 and 3 only
    B)1 only
    C)2 and 3 only
    D)1, 2 and 3
    Answer: 1 and 3 only
  • Q. The contact of two air masses differing sharply in humidity originates:
    A)Temperate cyclones
    B)Tropical cyclones
    C)Inter-tropical convergence
    D)Tropospheric instability
    Answer: Temperate cyclones
  • Q. Warm dry winds blowing down the east slopes of Rockies are known as ________
    A)Foehn
    B)Mistral
    C)Nor' westers
    D)Chinook
    Answer: Chinook
  • Q. 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 ________
    A)Troposphere
    B)Stratosphere
    C)Tropopause
    D)Ionosphere
    Answer: Troposphere
  • Q. What is approximately the quantum of the pressure exerted by the atmosphere at sea level?
    A)Five kg per sq cm
    B)One kg per sq km
    C)One kg per sq mtr
    D)Five kg per sq mtr
    Answer: One kg per sq mtr
  • Q. The term used for the zone at low pressure and light and variable winds in the oceanic equatorial regions is ________
    A)Horse-latitudes
    B)Depression
    C)Doldrums
    D)Inter-tropical convergence
    Answer: Depression
  • Q. Which of the following is/are characteristic of a depression in the southern hemisphere? I. It is a mass of air whose isobars form an oval or circular shape II. Pressure is high in the centre and decreases towards the outside III. Air moves anti-clockwise
    A)I and III
    B)I only
    C)II only
    D)All three
    Answer: I only
  • Q. When the relative humidity is 50% and air temperature is 30°C, a cooling of air mass ________
    A)Decreases the relative humidity
    B)Raises the absolute humidity
    C)Produces no change in relative humidity
    D)Increases the relative humidity
    Answer: Decreases the relative humidity
  • Q. Consider the following statements 1. Tropical cyclones have circular isobars. 2. Tropical cyclones originate entirely within the 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
    A)2 and 3
    B)1, 2 and 4
    C)1 only
    D)3 and 4
    Answer: 1, 2 and 4
  • Q. The correct sequence of different layers of the atmosphere from the surface of the Earth upwards is ________
    A)Troposphere, Stratosphere, Mesosphere, Ionosphere
    B)Troposphere, Stratosphere, Ionosphere, Mesosphere
    C)Stratosphere, Troposphere, Ionosphere, Mesosphere
    D)Stratosphere, Troposphere, Mesosphere, Ionosphere
    Answer: Troposphere, Stratosphere, Mesosphere, Ionosphere
  • 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. The cauliflower shape is associated with which of the following cloud formations?
    A)Nimbus
    B)Stratus
    C)Cumulus
    D)Cirrus
    Answer: Cumulus
  • Q. Which is the lowest layer of Atmosphere?
    A)Mesosphere
    B)Troposphere
    C)Stratosphere
    D)Exosphere
    Answer: Troposphere

Leave a Comment