Class 11 Geography Chapter 2 The Earth'S Structure Quiz 28 (25 MCQs)

Quiz Instructions

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1. The process driving plate movement that occurs as a result of differential heating in the mantle
2. The plates float on the softer rocks of the .....
3. ..... create mountains, ocean trenches, and rearranges islands.
4. What is the theory that explains how the Earth's lithosphere is divided into several large and small plates that move and interact with each other?
5. What layer of the earth allows for convection currents to happen as it receives the heat from radioactive decay?
6. Where two tectonic plates meet is called a .....
7. Convection currents are heat flows contained in the layers .....
8. What is the definition of plate tectonics?
9. Hotter, less dense magma near the core .....
10. Mountains may be produced by
11. Which of the following statements about the Earth's inner core is true?
12. The lithosphere and asthenosphere are found in the
13. Geologists have classified rocks into three major groups of rocks which are:
14. The crust and the uppermost mantle (grouped together due to their brittle physical properties)
15. This layer of the Earth is directly above the core:
16. ..... is the study of planet Earth, including its composition and structure.
17. Which method do scientists use to study the composition of Earth's interior without direct access?
18. A scientist who studies ancient life/fossils is a:
19. An example of a transform boundary is .....
20. What effect does the spinning of the earth's core have?
21. What describes the movement of rock in the mantle?
22. The point from which the vibrations of earthquake begin:
23. The layers of the Earth are the:
24. What is the equatorial circumference of the Earth?
25. Forms where two tectonic plates slide past each other