Geography · Textbook solutions

Endogenetic Movements

Every solved example, exercise, and miscellaneous question — in the order the textbook teaches them. · 26 questions

Exercise

26 q
  1. Tick in front of the correct option ✓
    Ex Q1(a)
    On which of the following are slow movements in the earth’s interior dependent? Landforms / Velocity / Direction
  2. Ex Q1(b)
    When waves divert from each other, what do they create? Compression / Tension / Mountain
  3. Ex Q1(c)
    For the formation of a rift valley, which of the following processes should occur in the earth’s crust? Compression / Tension / Weathering
  4. Ex Q1(d)
    Which of these is a fold mountain? The Satpudas / The Himalayas / The Western Ghats
  5. Ex Q1(e)
    The formation of extensive plateaus is a result of which type of movements ? Mountain-building / Continent-building / Horizontal
  6. Give geographical reasons.
    Ex Q2(a)
    Buildings collapsed at the foothills of the Himalayas because of an earthquake. Before collapsing they were moving forward and backward.
  7. Ex Q2(b)
    There is a difference in the formation of the Meghalaya Plateau and the Deccan Plateau.
  8. Ex Q2(c)
    Most of the volcanoes are found on the plate boundaries.
  9. Ex Q2(d)
    The Barren Island is becoming conical in shape.
  10. Ex Q2(e)
    Volcanic eruptions can cause earthquakes.
  11. Identify and name the internal movement.
    Ex Q3(a)
    Tsunamis are generated in coastal areas.
  12. Ex Q3(b)
    The Himalayas are an example of fold mountains.
  13. Ex Q3(c)
    Molten magma is thrown out of the earth’s mantle.
  14. Ex Q3(d)
    Rift valley is formed because of faulting.
  15. Ex Q4
    Arrange the following statements in chronological order in which an earthquake occurs. (a) The earth’s surface vibrates (b) The plates suddenly move. (c) Due to the movements in the mantle, compression goes on increasing. (d) Along the weak points ( faultlines) rocks break apart. (e) Stored energy is released in the form of seismic waves.
  16. Distinguish between -
    Ex Q5(a)
    Block Mountain and Fold Mountain
  17. Ex Q5(b)
    Primary and Secondary Seismic Waves
  18. Ex Q5(c)
    Earthquakes and volcanoes
  19. Answer in brief
    Ex Q6(a)
    Give reasons why an earthquake occurs.
  20. Ex Q6(b)
    Which type of movements have led to the formation of the major fold mountains in the world?
  21. Ex Q6(c)
    How is the magnitude of the earthquake related to the collapse of houses?
  22. Ex Q6(d)
    What are the effects of earthquakes on the earth’s surface and human life?
  23. Ex Q6(e)
    Explain the types of seismic waves.
  24. Ex Q6(f)
    Explain the types of volcanoes on the basis of periodicity of eruption with examples.
  25. Ex Q7
    Show the epicentre, focus and the primary, secondary and surface waves of an earthquake with the help of a neat labelled diagram.
  26. Ex Q8
    Show the following on a given outline map of the world. (a) Mt. Kilimanjaro (b) Mid-Atlantic Earthquake zone (c) Mt. Fuji (d) Krakatoa (e) Mt. Vesuvius