Q. A temperature inversion is most likely to occur under which of the following conditions?

Correct Answer

Calm, clear and cool winter night

More Questions on Atmosphere

  • Q. What causes snowfall?
    A)When condensation takes place in form of fog and precipitation occurs as flakes
    B)When condensation takes place below 0° C and precipitation occurs in the form of flakes
    C)When rain freezes into snow-flakes while passing through the atmosphere
    D)When the air temperature is much lower than surface temperature
    Answer: When condensation takes place below 0° C and precipitation occurs in the form of flakes
  • 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. 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 instrument used for finding out wind-direction is ________
    A)Wind gauze
    B)Anemometer
    C)Wind vane
    D)Hygrometer
    Answer: Wind vane
  • Q. At which height, the gaseous surrounding has covered the Earth’s atmosphere?
    A)200km
    B)100km
    C)150km
    D)300km
    Answer: 300km
  • Q. Wind in the Southern hemisphere is deflected towards left due to ________
    A)Difference in pressure
    B)Temperature variations
    C)Rotation of the earth
    D)Difference in water content
    Answer: Rotation of the earth
  • Q. Excess carbon dioxide in the atmosphere due to pollution will cause
    A)No change in earth's temperature
    B)Earth's temperature to rise
    C)Earth's temperature to fall
    D)Increase in ultra-violet radiation reaching the earth
    Answer: Earth's temperature to rise
  • Q. The final boundary between the Earth and the outer space is called
    A)Mesopause
    B)Magnetosphere
    C)Ionosphere
    D)Magnetopause
    Answer: Magnetopause
  • Q. When the wind is deflected due to the rotation of the Earth, it is called as ________
    A)Westerlies
    B)Geostropic wind
    C)Polar wind
    D)Trade winds
    Answer: Geostropic wind
  • 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. The zone of Earth’s atmosphere immediately above its surface up to a height of about 16kms above equator and 8kms over the poles is known as
    A)Troposphere
    B)Mesosphere
    C)Thermosphere
    D)Stratosphere
    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. Which of the following is located at the minimum height from the Earth?
    A)Thermosphere
    B)Stratosphere
    C)Mesosphere
    D)Troposphere
    Answer: Troposphere
  • 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. Consider the following statements: 1. Either of the two belts over the oceans at about 30° to 35° N and S Latitudes is known as Horse Latitude. 2. Horse latitudes are low pressure belts. 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: 1 only
  • 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. 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. Which of the following depletion results in the increase in the UV radiation on the Earth?
    A)Ozone
    B)Carbon monoxide
    C)Carbon dioxide
    D)Oxygen
    Answer: Ozone
  • Q. Which of the following are true with regard to temperature control of the atmosphere of a given place? I. The major temperature contrasts on earth’s surface are between land masses and oceans II. During night, the water surface cools more rapidly than the land surface III. Temperature generally decreases with latitude on either side of the equator IV. Temperature rises to a maximum during summer and falls to a minimum during winter
    A)I and II
    B)I, III and IV
    C)II, III and IV
    D)II and IV
    Answer: I, III and IV
  • 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

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