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General Knowledge :: Earth

  1. Variation in duration of day and night is due to:
    1. rotation of earth on its axis
    2. revolution of earth around the sun
    3. inclination of earth at an angle of 66%.

  2. A.

     1and 2

    B.

     2 and 3

    C.

     1 and 3

    D.

     1, 2 and 3


  3. 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?

  4. A.

     The sun can come overhead at both these places

    B.

     The sun will never come overhead at either of these places

    C.

     At Mumbai the sun can come overhead, but it will never do so at Delhi

    D.

     At Delhi the sun can come overhead but it will never do so at Mumbai


  5. The point below the surface where an earthquake originates is called ________.

  6. A.

     Tsunamis

    B.

     Focus

    C.

     Epicentre

    D.

     Eye of the Earthquake


  7. The distance between two consecutive longitudes (91° E and 92° E) at the Poles is

  8. A.

     0 km

    B.

     18 km

    C.

     25 km

    D.

     111 km


  9. The place which has the longest day and the shortest night on 22nd December, is ________

  10. A.

     Chennai

    B.

     Madrid

    C.

     Melbourne

    D.

     Moscow


  11. Which of the following is caused by the combine deffects of the gravitational forces exerted by the Moon and the Sun on sea levels?

  12. A.

     Currents

    B.

     Runoff

    C.

     Tides

    D.

     Waves


  13. 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.

  14. A.

     1 and 3

    B.

     2 and 3

    C.

     1, 2 and 3

    D.

     1, 2, 3 and 4


  15. Japan is called 'land of the rising sun' because ________

  16. A.

     Sun rises there as soon as it sets

    B.

     Sun always remains in the eastern part of the sky throughout the day in Japan

    C.

     Japan being the Eastern most country in the World, it has the earliest sunrise

    D.

     The rays of the sun get reflected from the waters of the sea and make the sunrise beautiful in Japan


  17. Which of the following celestial body contains Helium-4 in abundance?

  18. A.

     Earth

    B.

     Moon

    C.

     Venus

    D.

     Saturn


  19. In the context of 'time' GMT means

  20. A.

     General Meridian Time

    B.

     Greenwich Mean Time

    C.

     Global Mean Time

    D.

     None of these