Q. Agents of fog formation do not include ________

Correct Answer

Diurnal temperatures of short ranges

More Questions on Atmosphere

  • Q. Which one of the following climates is found in coastal areas of Californian North America, Central Chile in South America and South-West tip of West Australia?
    A)Humid Continental
    B)Tropical savanna
    C)Mediterranean
    D)Low-latitude steppe
    Answer: Mediterranean
  • Q. Which of the following is especially true of anticyclones in the southern hemisphere?
    A)They often form over continents
    B)The air moves in a circular manner
    C)Pressure increases from the outside to the centre
    D)The air moves in an anti-clockwise direction
    Answer: The air moves in an anti-clockwise direction
  • Q. The instrument used for measuring relative humidity in air is ________
    A)Pantograph
    B)Hygrometer
    C)Hydrograph
    D)Barograph
    Answer: Hygrometer
  • Q. Consider the following statements: 1. The monsoon climate is found in Northern Australia. 2. The China type climate is found in Argentina. Which of the statements given above is/are correct?
    A)Both 1 and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: Both 1 and 2
  • Q. The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation? 1. There are no clouds or water vapour in the lower stratosphere. 2. There are no vertical winds in the lower stratosphere. Which of the statements given above is/are correct in this context?
    A)Both 1 and 2
    B)1 only
    C)2 only
    D)Neither 1 nor 2
    Answer: Both 1 and 2
  • Q. Which one of the following conditions is not necessary for precipitation to occur?
    A)The air must be cooled below its dew point
    B)The air must be warm
    C)The air must be saturated
    D)The air must contain hygroscopic particles
    Answer: The air must be warm
  • Q. In which layer, temperature increases dramatically?
    A)Stratosphere
    B)Ionosphere
    C)Exosphere
    D)Troposphere
    Answer: Ionosphere
  • Q. Very strong and cold icy winds that blow in the Polar regions are called ________
    A)Blizzards
    B)Typhoons
    C)Tornadoes
    D)Polar winds
    Answer: Blizzards
  • 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. Smog is likely to occur ________
    A)On calm, clear and cool nights
    B)Around valleys
    C)Near lakes
    D)Near the industrial areas
    Answer: Near the industrial areas
  • 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 of the following colour types do not indicate fair or fine weather?
    A)Altocumulus
    B)Cirrus
    C)Cumulus
    D)Cumulonimbus
    Answer: Cumulonimbus
  • Q. Because of which one of the following factors, clouds do not precipitate in deserts?
    A)High wind velocity
    B)Low pressure
    C)Low humidity
    D)High temperature
    Answer: Low humidity
  • 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
  • Q. Pampero is ________
    A)A moisture laden wind which brings rainfall to the west coast of Panama
    B)A cold wind which prevails in Argentina and Uruguay
    C)A low pressure area in Equator 63° S
    D)A high pressure area which develops first and then leads to the formation of an anticyclone
    Answer: A cold wind which prevails in Argentina and Uruguay
  • Q. The atmospheric layer farthest from the Earth’s surface is known as
    A)Ionosphere
    B)Stratosphere
    C)Exosphere
    D)Mesosphere
    Answer: Exosphere
  • Q. Which one of the following characteristics is not associated with the tropical cyclones?
    A)As the cold front passes, the weather changes very rapidly
    B)Before the cyclone arrives the air becomes very still and temperature and humidity are high
    C)As the front of the vertex arrives, gusty winds develop and thick clouds appear
    D)Calm conditions return when the eye of the cyclone arrives
    Answer: Calm conditions return when the eye of the cyclone arrives
  • Q. What is the major role of a greenhouse gas that contributes to temperature rise of the Earth’s surface?
    A)Lets outgoing infrared radiation pass through but stops incoming sunlight
    B)Transparent to both incoming sunlight and outgoing infrared radiation
    C)Stops both incoming sunlight and outgoing infrared radiation
    D)Lets incoming sunlight pass through but stops outgoing infrared radiation
    Answer: Lets incoming sunlight pass through but stops outgoing infrared radiation
  • Q. Which of the following layers of the Earth’s atmosphere provide ideal flying conditions for Jet aircraft?
    A)Stratosphere
    B)Mesosphere
    C)Thermosphere
    D)Troposphere
    Answer: Stratosphere
  • 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

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