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  • Question
  • The longest era of the classification of the history of earth is


  • Options
  • A. Cainozoic era
  • B. Pre-Cambrian era
  • C. Palaeozoic era
  • D. Mesozoic era

  • Correct Answer
  • Pre-Cambrian era 


  • World Geography problems


    Search Results


    • 1. The main tributaries of Indus river system are

    • Options
    • A. the Jhelum, the Chenab , the Ravi
    • B. the Beas, the Sutlej
    • C. both (a) and (b)
    • D. None of the above
    • Discuss
    • 2. The longest ship canal in the world is the

    • Options
    • A. St. Laurence Seaway (USA and Canada)
    • B. Suez canal, Egypt
    • C. Kiel canal, Germany
    • D. Panama canal, Central America
    • Discuss
    • 3. The modern theory of plate tectonics states

    • Options
    • A. the creation of oceanic crust and the drifting of continents
    • B. the convention currents within the earth's mantle cause the creation of new oceanic crust at the mid oceanic ridges
    • C. that the oceanic crust is destroyed at areas where this crust type becomes subducted under the lighter continental crust
    • D. All of the above
    • Discuss
    • 4. The low latitude zone of globe extends between

    • Options
    • A. Tropic of Capricorn and Cancer
    • B. North pole to South pole
    • C. Tropic of Capricorn and equator
    • D. Equator and Tropic of Cancer
    • Discuss
    • 5. The minor planets revolving between the orbits of Jupiter and Mars are called

    • Options
    • A. Novas
    • B. Comets
    • C. Meteors
    • D. Asteroids
    • Discuss
    • 6. The most densely populated regions in the world are

    • Options
    • A. the monsoon climatic regions
    • B. the equatorial regions
    • C. the hot desert climatic regions
    • D. the summer climatic regions
    • Discuss
    • 7. The moon's volume is about ____ that of earth.

    • Options
    • A. 1/40 th
    • B. 1/50 th
    • C. 1/60 th
    • D. 1/20 th
    • Discuss
    • 8. The most important force that provide resistance to particles towards entertainment is

    • Options
    • A. frictional resistance
    • B. particle cohesive bonds
    • C. particle adhesive bonds
    • D. momentum
    • Discuss
    • 9. The major countries of central America are

    • Options
    • A. Belize, Costa Rica, Panama
    • B. China, Taiwan, Japan
    • C. Iran, Iraq, Saudi Arabia, Kuwait
    • D. All of the above
    • Discuss
    • 10. The major cause of species extinction is

    • Options
    • A. agricultural activities
    • B. extraction (including mining, fishing, logging)
    • C. development (human settlements, industry)
    • D. habitat loss and degradation
    • Discuss


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