Lithosphere : I Endogenetic Processes - Important Question Paper

9th Standard

    Reg.No. :
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Social Science

Time : 01:00:00 Hrs
Total Marks : 50

    Part A

    20 x 1 = 20
  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. Magma is found in the ______ 

    (a)

    crust

    (b)

    mantle

    (c)

    core

    (d)

    None of the above

  4. Diastrophism is connected to

    (a)

    volcanism

    (b)

    earthquakes

    (c)

    14°ctectonics

    (d)

    fold/fault

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

    (a)

    hydel

    (b)

    thermal

    (c)

    wave

    (d)

    tidal

  6. In the ancient period, Gondwana land moved towards _________ direction.

    (a)

    north

    (b)

    south

    (c)

    east

    (d)

    west

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

    (a)

    Gondwana

    (b)

    Laurasia

    (c)

    Panthalasa

    (d)

    Pangea

  8. The movement of plates that creates stress and tension in the rocks causing them to stretch and cracks result in ______ 

    (a)

    fold

    (b)

    fault

    (c)

    mountain

    (d)

    earthquake

  9. _________  refers to a bowl-shaped depression found at the top of the volcano

    (a)

    crater

    (b)

    vent

    (c)

    chamber

    (d)

    volcanic cone

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

    (a)

    epicentre

    (b)

    focus

    (c)

    seismic wave

    (d)

    magnitude

  11. i. Mt. Fuji is a dormant volcano
    ii Mt. Kilimanjaro is a dormant volcano
    iii Mt. Tanzania is a dormant volcano
    Which of the statement(s) is are true

    (a)

    i is true

    (b)

    ii is true

    (c)

    iii is true

    (d)

    i, ii, iii are true

  12. Statement: Magma gushes out when it finds vents.
    Reason: Interior of the Earth contains compressed hot magma Which of the statement(s) is are true

    (a)

    Statements & reason are true

    (b)

    Statements is true, reason is false

    (c)

    Statement is false reason is true

    (d)

    Statement & reason are false

  13. Statement I: Mountain ranges are formed by the collision of tectonic plates
    Statement II: The movement of tectonic plates is due to the thermal energy from the mantle

    (a)

    Statement I is false II is true

    (b)

    Statement I and II are false

    (c)

    Statement I is true II is false

    (d)

    Statement I and II are true

  14. This is the store house of rocks.

    (a)

    crust

    (b)

    core

    (c)

    mantle

    (d)

    None of the above

  15. The word 'Igneous' is derived from the_____________word.

    (a)

    Arabic

    (b)

    Roman

    (c)

    Latin

    (d)

    Sanskrit

  16. The movement of tectonic plates is due to __________________ energy from the mantle

    (a)

    Atomic energy

    (b)

    Hydro energy

    (c)

    Wind energy

    (d)

    Thermal energy

  17. These waves are the fastest of all the Earthquake waves.

    (a)

    P - waves

    (b)

    S - waves

    (c)

    L - waves

    (d)

    None of the above

  18. The sixth deadliest natural disaster due to Tsunami caused in the year_____________ .

    (a)

    1996

    (b)

    1998

    (c)

    2000

    (d)

    2004

  19. _____________is a vent (or) and opening on the surface of the earth.

    (a)

    Volcano

    (b)

    Tsunami

    (c)

    Earthquake

    (d)

    None of the above

  20. This is a dead volcano.

    (a)

    Mt. St. Helens

    (b)

    Mt. Kilimanjaro

    (c)

    Mt. Fuji

    (d)

    Paricutin

  21. Part B

    5 x 2 = 10
  22. What is Hydrosphere?

  23. What are fossils?

  24. What do you know about the Active Volcano?

  25. What is Geology?

  26. What do the internal processes generate?

  27. Part C

    4 x 5 = 20
  28. Describe the structure of the Earth

  29. Write a note on the internal and external processes of Earth

  30. How are volcanoes classified based on the periodicity of their eruptions

  31. Give an account of 'Tsunami'

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