Tectonic Plates Quiz 1 (25 MCQs)

Quiz Instructions

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1. A major system of rift valleys occurs in ..... .
2. ..... is wedged between South Pacific plate to the east and pacific plate to the west plate.
3. The movement of denser plate inwards towards the enterior of earth during collision is called ..... .
4. The theory of continental drift' ws presented by Alfred Wagener in ..... .
5. North American plate meets ..... along California's San Andreas fault ..... plate.
6. ..... in 1939 proposed that movement of land mass is due to heat-sustained convection cells.
7. The African plate extends eastward from the mid-Antarctic ridge between .....
8. Australian Indian plate meets the Eurasian plate of ..... .
9. The tiny ..... plate will eventually disappear by subduction beneath American plate.
10. Cocos and Rivera, both are .....
11. The Australian Indian plate meets the pacific plate in ..... .
12. The largest of all plates is ..... plate.
13. Sea floor spreading results from ..... .
14. The word 'lithospheric plates' denotes their ..... .
15. ..... proposed that the moon was torn from the earth in the pacific basin.
16. When due to tensional forces simatic crust below and sialic crust above are pulled apart ..... is formed
17. The number of major and minor plates is ..... respectively.
18. Eurasia and North America are the remnants of .....
19. The process of subduction produces a ..... in sea.
20. ..... are also known as destructive boundaries.
21. An extension of Juan de Fuca plate in the South is ..... .
22. The subduction zone is a place of ..... tectonic activity.
23. Pangaea was divided into Gondwana and Laurasia in .....
24. Scotia plate is present at the ..... end of South America.
25. Tectonic process takes place of ..... .