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

Correct Answer

Ionosphere

More Questions on Atmosphere

  • 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 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 tropical cyclones – Hurricanes and Typhoons – develop and mature ________
    A)Over the water bodies only
    B)At the same place
    C)Over the land masses only
    D)Anywhere in the tropical zone
    Answer: Anywhere in the tropical zone
  • Q. Which of the following colour types do not indicate fair or fine weather?
    A)Altocumulus
    B)Cirrus
    C)Cumulus
    D)Cumulonimbus
    Answer: Cumulonimbus
  • Q. Atmospheric humidity is measured by ________
    A)Lysimeter
    B)Psychrometer
    C)Anemometer
    D)Hydrometer
    Answer: Psychrometer
  • 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. Transfer of surplus heat from the lower latitudes to higher latitudes is done by : I. ocean currents II. planetary winds III. tides IV. waves
    A)I and IV
    B)I and II
    C)III and IV
    D)II and III
    Answer: I and II
  • Q. The phenomenon of ‘trade winds’ takes place due to
    A)Radiation
    B)Conduction of heat
    C)Convection of heat
    D)None of the above
    Answer: Convection of heat
  • Q. Freely moving bodies are ________
    A)Deflected upwards at the equator
    B)Deflected to their right in the northern hemisphere
    C)Deflected to the right in the southern hemisphere
    D)Unaffected by the earth's movements
    Answer: Deflected to their right in the northern hemisphere
  • Q. Relative humidity
    A)Decreases with decreased temperature
    B)Increases with increased temperature
    C)Decreases with increased temperature
    D)Has no relation with increase or decrease of temperature
    Answer: Decreases with increased temperature
  • Q. The chemically inactive gas present in the atmosphere is ________
    A)Water vapour
    B)Nitrogen
    C)Argon
    D)Oxygen
    Answer: Argon
  • Q. Which one of the following is the cloud that is dark-grey or black, found at very low height and brings the real rain?
    A)Cirrostratus
    B)Altocumulus
    C)Cirrus
    D)Nimbostratus
    Answer: Nimbostratus
  • Q. The hot and dry winds that help in the ripening of grapes in the Alps region is ________
    A)Mistral
    B)Chi nook
    C)Foehn
    D)Roaring Forties
    Answer: Foehn
  • Q. Relative humidity of the atmosphere is directly affected by ________
    A)Change in the direction of winds
    B)Change in atmospheric pressure
    C)Change in atmospheric temperature
    D)None of these
    Answer: Change in atmospheric temperature
  • Q. In which layer, temperature increases dramatically?
    A)Stratosphere
    B)Ionosphere
    C)Exosphere
    D)Troposphere
    Answer: Ionosphere
  • Q. Why the Earth is having its own atmosphere?
    A)Gravity
    B)Winds
    C)Clouds
    D)Rotation of the Earth
    Answer: Gravity
  • Q. Land masses are heated and cooled much faster than water bodies. Identify the true statements in this regard: I. Land gets heated by conduction II. Water has higher specific heat III. Only the surface layers of water are heated IV. Water gets heated by convection
    A)I and IV
    B)I, II and III
    C)II and III
    D)I, II and IV
    Answer: I, II and IV
  • 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. What is a cloudburst?
    A)It is caused by rapid condensation of very high clouds
    B)It refers to sudden and copious rainfall over a small area which often lasts for only a few minutes
    C)It refers to 50mm rain over a period of time
    D)It refers to a thunderstorm with little rain
    Answer: It refers to sudden and copious rainfall over a small area which often lasts for only a few minutes
  • Q. Which one of the following statements is correct? Hurricanes ________
    A)Develop over warm ocean areas
    B)Form at the equator
    C)Are not as large as tornadoes
    D)Tend to intensify when they move over land surfaces
    Answer: Develop over warm ocean areas

Leave a Comment