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. 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. A one-day Cricket match between India and England starts at 10.00 A.M. in London. The direct telecast of the match will begin in India at ________
    A)3.30 P.M.
    B)3.30 A.M.
    C)8.30 A.M.
    D)8.30 P.M.
    Answer: 3.30 P.M.
  • Q. The desert regions of the world occupy about ________ part of the land surface of the earth.
    A)43132
    B)1/3
    C)1.6
    D)None of the above
    Answer: 1/3
  • Q. How many kilometers are represented by 1° of latitude?
    A)111 km
    B)321 km
    C)211 km
    D)91 km
    Answer: 111 km
  • Q. The axis of rotation of earth is tilted by 23.5° to the plane of revolution around the sun. The latitude of Mumbai is less than 23.5° whereas the latitude of Delhi is more than 23.5°. Which one of the following statements in this regard is correct?
    A)At Mumbai the sun can come overhead, but it will never do so at Delhi
    B)The sun can come overhead at both these places
    C)The sun will never come overhead at either of these places
    D)At Delhi the sun can come overhead but it will never do so at Mumbai
    Answer: At Mumbai the sun can come overhead, but it will never do so at Delhi
  • Q. The position of the sun is annually twice overhead at Singapore because of the ________
    A)Elliptical path of the earth's orbit
    B)Rotation of the earth
    C)Revolution of the earth
    D)Parallelism of inclined axis of the earth
    Answer: Parallelism of inclined axis of the earth
  • Q. What is the name of the maps, natural and manmade, portray the large forms?
    A)Graffito
    B)Thematic Maps
    C)Atlas Maps
    D)Topographic Maps
    Answer: Thematic Maps
  • Q. What is the alternate name for contour lines?
    A)Isohypse
    B)Isopotential
    C)Isotherm
    D)Isohyet
    Answer: Isohypse
  • Q. Which of the following phenomenon is/are the effect of the rotation of the Earth? 1. Apparent movement of the Sun, the Moon and the Stars. 2. Flatness of the poles and bulge at the Equator. 3. Occurrence of sunrise, noon and sunset 4. Magnetic field of the earth.
    A)1, 2 and 3
    B)1 and 3
    C)2 and 3
    D)1, 2, 3 and 4
    Answer: 1, 2, 3 and 4
  • Q. The revelations of a satellite photograph of the earth are as follows: 1. the Southern hemisphere bulges slightly more than the Northern hemisphere 2. it is slightly pear shaped ellipsoid of rotation 3. the polar axis of the earth is slightly shorter than the equatorial axis 4. the equatorial circumference is about 40,000km Which of the above statements are correct ?
    A)1, 2 and 4
    B)1, 2 and 3
    C)1, 2, 3 and 4
    D)2, 3 and 4
    Answer: 2, 3 and 4
  • Q. When and where did the concept of the Earth Hour started?
    A)April, 2008 in Tokyo, Japan
    B)June, 2007 in Christchurch, New Zealand
    C)May, 2009 in Colombo, Srilanka
    D)March, 2007 in Sydney, Australia
    Answer: March, 2007 in Sydney, Australia
  • Q. The heavier silicates named ‘Sima’ or silica + magnesium are most abundant in the ________
    A)Mantle
    B)Crust
    C)Core
    D)Ocean floors
    Answer: Ocean floors
  • Q. The sun reaches its maximum angular distance from the equator at the ________
    A)Equinox
    B)Zenith
    C)Solstice
    D)Noontime
    Answer: Solstice
  • Q. A person sets off from Alaska on a Tuesday and reaches New Zealand the next day which will be ________
    A)Thursday
    B)Tuesday
    C)Wednesday
    D)Friday
    Answer: Thursday
  • Q. Which one of the following cities does not have the same clock time as that of the other three cities at any given instant?
    A)Accra (Ghana)
    B)London (UK)
    C)Lisbon (Portugal)
    D)Addis Ababa (Ethiopia)
    Answer: Addis Ababa (Ethiopia)
  • Q. The speed of rotation of the earth is ________
    A)39.5 km/sec.
    B)25 km/sec.
    C)31 km/sec.
    D)29.72 km/sec.
    Answer: 29.72 km/sec.
  • Q. Which one of the following is the time required for the Earth to return to a given point in its orbit with reference to fixed star, called?
    A)Tropical year
    B)Lunar year
    C)Solar year
    D)Sideral year
    Answer: Sideral year
  • Q. Which one of the following organisations is responsible for publishing topographical sheets?
    A)Indian Meteorological Department (I.M.D.)
    B)Geological Survey of India (G.S.I.)
    C)National Atlas & Thematic Mapping Organisation (N.A.T.M.O.)
    D)Survey of India (S.O.I.)
    Answer: Survey of India (S.O.I.)
  • Q. Which one of the following would have occurred if the earth had not been inclined on its own axis?
    A)The summers would have been of longer duration
    B)All the seasons would have been of same duration
    C)The seasons would not have changed
    D)The winters would have been of longer duration
    Answer: The seasons would not have changed
  • Q. The earth’s annual circuit round the sun covers a distance of ________
    A)966 million kms
    B)1,096 million kms
    C)1,036 million kms
    D)896 million kms
    Answer: 966 million kms

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