Lithosphere – I Endogenetic Processes Important Questions

9th Standard

    Reg.No. :
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Social Science

Time : 01:00:00 Hrs
Total Marks : 50
    5 x 1 = 5
  1. The is the rigid outer layer of the Earth

    (a)

    core

    (b)

    mantle

    (c)

    Crust

    (d)

    inner core

  2. ________ layer is made up of liquid iron

    (a)

    Inner core

    (b)

    Outer core

    (c)

    Mantle

    (d)

    Crust

  3. The movement of tectonic plates is induced by _____  energy.

    (a)

    hydel

    (b)

    thermal

    (c)

    wave

    (d)

    tidal

  4. Many million years ago, India was a part of the super continent ________ 

    (a)

    Gondwana

    (b)

    Laurasia

    (c)

    Panthalasa

    (d)

    Pangea

  5. The point of origin of an Earthquake is called the _____ 

    (a)

    epicentre

    (b)

    focus

    (c)

    seismic wave

    (d)

    magnitude

  6. 5 x 1 = 5
  7. Atmosphere

  8. (1)

    Construction work

  9. Granite

  10. (2)

    The thin layer of gases that surrounds the Earth.

  11. Marble

  12. (3)

    Laying roads

  13. Basalt

  14. (4)

    Sculpture & construction

  15. Extinct volcano

  16. (5)

    Permanently stops its volcanic activity

    5 x 2 = 10
  17. Core and crust

  18. Divergent and convergent boundaries

  19. Shield volcano and volcanic Dome

  20. Internal Processes and External processes.

  21. Atmosphere and Biosphere.

  22. 4 x 2 = 8
  23. Write a brief note on the various spheres of the Earth.

  24. What is pedosphere?

  25. What is Tsunami?

  26. What is an Earthquake and how it occurs?

  27. 3 x 2 = 6
  28. What is Hydrosphere?

  29. What is Geology?

  30. What do the internal processes generate?

  31. 2 x 3 = 6
  32. Scientists use GPS to measure the rate of Tectonic Plate movements. Discuss.

  33. Pacific Ring of Fire - Most seismically and volcanically active. Why?

  34. 2 x 5 = 10
  35. Describe the structure of the Earth

  36. Explain the effects of Volcanoes

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