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  • Question
  • The umbra is


  • Options
  • A. the inner portion of the moon's shadow
  • B. formed by tangents to the sun and moon
  • C. both (a) and (b)
  • D. None of the above

  • Correct Answer
  • both (a) and (b) 


  • World Geography problems


    Search Results


    • 1. The smallest country of the world is

    • Options
    • A. Russia
    • B. Vatican city
    • C. Brazil
    • D. Canada
    • Discuss
    • 2. The shallow seas found in the Atlantic basin include the

    • Options
    • A. Caribbean sea and Mediterranean
    • B. Baltic and Arctic seas
    • C. Gulf of Mexico
    • D. All of the above
    • Discuss
    • 3. The time interval from when the given star passes directly overhead to when it next passed directly overhead, is defined as

    • Options
    • A. one sidereal day
    • B. one solar day
    • C. both the terms are similar, so any of these may be used
    • D. None of the above
    • Discuss
    • 4. The term 'flora' in the context of natural vegetation refers to

    • Options
    • A. assemblage of plant species living in association with each other in a given environmental frame
    • B. plants of a particular region or period, listed by species and considered as a group
    • C. a large tract covered by trees and shrubs and its administration for assessing economic benefits
    • D. role played by species of animals in the maintenance of ecological balance
    • Discuss
    • 5. The subatomic particles arriving from outer space having high energy are called

    • Options
    • A. protons
    • B. electrons
    • C. cosmic rays
    • D. None of the above
    • Discuss
    • 6. The tropical cyclones with maximum sustained surface winds of 33 ms are called

    • Options
    • A. tropical depressions
    • B. tropical storms
    • C. hurricane
    • D. None of the above
    • Discuss
    • 7. The time at a place is determined by

    • Options
    • A. the parallels of longitude
    • B. the parallels of latitude
    • C. distance from equator
    • D. distance from prime meridian
    • Discuss
    • 8. The tide produced when the moon and the sun are at right angles to the earth, thus pulling in opposite directions, is called

    • Options
    • A. neap tide
    • B. spring tide
    • C. diurnal tide
    • D. ebb tide
    • Discuss
    • 9. The soils common to the south eastern USA are called

    • Options
    • A. ultisols
    • B. alfisols
    • C. aridsols
    • D. mollisols
    • Discuss
    • 10. Which of the following is concerned with the study of characteristics, origin and development of land forms?

    • Options
    • A. Ecology
    • B. Geography
    • C. Geology
    • D. Geomorphology
    • Discuss


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