Q. ________ is a natural electrical phenomenon characterized by the appearance of streams of reddish or greenish light in the sky, especially near the northern or southern magnetic pole

Correct Answer

Aurora

More Questions on Earth

  • Q. The planet which has the highest surface temperature is
    A)Pluto
    B)Jupiter
    C)Earth
    D)Venus
    Answer: Venus
  • Q. We always see the same surface of the Moon because
    A)It takes the same time to rotate on its axis and moving around the Earth
    B)It is smaller than the Earth
    C)It rotates on its axis
    D)It moves with the same speed at which Earth moves around the Sun
    Answer: It takes the same time to rotate on its axis and moving around the Earth
  • Q. What is the alternate name for contour lines?
    A)Isohypse
    B)Isopotential
    C)Isotherm
    D)Isohyet
    Answer: Isohypse
  • Q. If the earth’s direction of rotation is reversed, what would be the IST when it is noon at the International Date Line?
    A)18.30 hrs
    B)06.30 hrs
    C)05.30 hrs
    D)17.30 hrs
    Answer: 06.30 hrs
  • Q. If the difference in time between, two places were 2 hours and 20 minutes, then the difference in their longitudes would be ________
    A)40°
    B)30°
    C)35°
    D)45°
    Answer: 35°
  • Q. The core of the Earth is made up of ________
    A)Both iron and silica in the liquid form
    B)Mainly of iron in the liquid form
    C)Mainly of nickel in the liquid form
    D)Both iron and magnesium in the plastic state
    Answer: Both iron and magnesium in the plastic state
  • Q. The incoming short-wave solar radiation is balanced by an equal amount of long-wave radiation from earth going back to space. This is known as ________
    A)Heat balance of earth
    B)Earth radiation
    C)Wave balance of earth
    D)Radiation exchange
    Answer: Heat balance of earth
  • Q. The word “Isoneph” represents the lines of equal
    A)Rain
    B)Cloudiness
    C)Salinity
    D)Pressure
    Answer: Cloudiness
  • Q. The Mohorovicic (Moho) Discontinuity separates
    A)Sima and Nife
    B)Outer core and Mantle
    C)Inner and Outer core
    D)Crust and Mantle
    Answer: Crust and Mantle
  • Q. In the context of ‘time’ GMT means
    A)Global Mean Time
    B)General Meridian Time
    C)Greenwich Mean Time
    D)None of these
    Answer: Greenwich Mean Time
  • Q. The South Pole experiences continuous light at ________
    A)Vernal equinox
    B)Summer solstice
    C)Winter solstice
    D)No time
    Answer: Winter solstice
  • Q. Green House Effect’ means ________
    A)Trapping of solar energy due to atmospheric carbon dioxide
    B)Pollution in houses in tropical regions
    C)Trapping of solar energy due to atmospheric oxygen
    D)Cultivation in green houses so as to check pollution
    Answer: Trapping of solar energy due to atmospheric carbon dioxide
  • Q. The largest amount of reflection of the solar radiant energy which is reflected back into space before reaching the earth’s surface is due to ________
    A)Snow and ice covered areas of the earth
    B)Clouds
    C)Water-bodies
    D)All the above reflect nearly the same amount
    Answer: Clouds
  • Q. Low tides are
    A)Moderate
    B)Strong
    C)Weak
    D)Very Weak
    Answer: Weak
  • Q. Magma that reaches earth’s surface and then solidifies is called
    A)Quartz
    B)Granite
    C)Lava
    D)Silicates
    Answer: Lava
  • Q. When the Moon completely covers the Sun, it is known as?
    A)The Penumbra
    B)The Antumbra
    C)The Umbra
    D)None of these
    Answer: The Umbra
  • Q. Who Invented Universal Standard Time?
    A)Sandford Fleming
    B)Enrico Fermi
    C)Adolf Gaston Eugen Fick
    D)Benoit Fourneyron
    Answer: Sandford Fleming
  • Q. In which of the following areas, the “Midnight Sun” can be seen?
    A)Arctic and Antarctica circle
    B)In tropical areas
    C)In temperate areas
    D)Anywhere during solar eclipse
    Answer: Arctic and Antarctica circle
  • Q. In how much time, Earth rotates once on its axis?
    A)23 hours 10 minutes 2 sec
    B)23 hours 30 minutes
    C)23 hours 56 minutes 4.9 sec
    D)24 hours
    Answer: 23 hours 56 minutes 4.9 sec
  • Q. Which of the following pair is incorrect?
    A)0° latitude - Equator
    B)0° longitude - Prime Meridian
    C)0° longitude - Equator
    D)23.5° North - Tropic of Cancer
    Answer: 0° longitude - Equator

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