This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Arts Humanities > Geography > Class 11 Geography Chapter 2 The Earth'S Structure – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Geography Chapter 2 The Earth'S Structure Quiz 8 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The point below earth's surface where vibrations of earthquake begin: A) Focus. B) Epicentre. C) Seismosis. D) None of the above. Show Answer Correct Answer: A) Focus. 2. What are the natural forces that affect the Earth's structure? A) Gravity. B) Friction. C) Magnetism. D) Forces. Show Answer Correct Answer: D) Forces. 3. The Earth is the largest planet in the Solar System? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 4. What layer do we live on? A) Mantle. B) Inner core. C) Crust. D) Core. Show Answer Correct Answer: C) Crust. 5. What stops scientists from DIRECTLY exploring Earth's interior? A) Oxygen and magma. B) Money and interest. C) Extreme heat and pressure. D) Extreme cold and pressure. Show Answer Correct Answer: C) Extreme heat and pressure. 6. What is the angle of inclination of the revolving Earth to the plane of ecliptic? A) 66$^\circ$. B) 10$^\circ$. C) 45$^\circ$. D) 23.5$^\circ$. Show Answer Correct Answer: A) 66$^\circ$. 7. Glaciers are part of Earth's ..... A) Geosphere. B) Atmosphere. C) Mantle. D) Hydrosphere. Show Answer Correct Answer: D) Hydrosphere. 8. The interior of Earth is made up of several physically different layers. The solid layer of Earth that moves over a viscous layer is called the A) Asthenosphere. B) Core. C) Crust. D) Atmosphere. Show Answer Correct Answer: C) Crust. 9. Where are living organisms found on Earth? A) The core. B) The crust. C) The inner core. D) The mantle. Show Answer Correct Answer: B) The crust. 10. What is the difference between a scientific theory and a scientific law? A) A theory explains why phenomena occur, while a law describes how they occur. B) A theory is a guess, while a law is a proven fact. C) A theory is a hypothesis, while a law is a theory. D) A theory is less supported than a law. Show Answer Correct Answer: A) A theory explains why phenomena occur, while a law describes how they occur. 11. Which physical layer is the thinnest? A) Crust. B) Mantle. C) Core. D) None of the above. Show Answer Correct Answer: A) Crust. 12. Which layer of the earth is primarily responsible for tectonic activity? A) Inner Core. B) Outer Core. C) Mantle. D) Crust. Show Answer Correct Answer: C) Mantle. 13. True or False? Living things benefit from soil that has a lot of nutrients and can hold moisture. A) True. B) False. C) I am not sure. D) None of the above. Show Answer Correct Answer: A) True. 14. Earth's inner core is under extreme pressure. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 15. Which of the following is NOT a characteristic of oceanic crust? A) Fast moving. B) Less dense. C) Younger. D) Basalt. Show Answer Correct Answer: B) Less dense. 16. What is the semi-fluid layer beneath the lithosphere? A) Asthenosphere. B) Lithosphere. C) Mesosphere. D) Core. Show Answer Correct Answer: A) Asthenosphere. 17. The day after Friday is ..... A) Saturday. B) Wednesday. C) Monday. D) Sunday. Show Answer Correct Answer: A) Saturday. 18. The only type of plate boundary that causes new land to form is ..... A) Convergent-colliding. B) Divergent-dividing. C) Transform-sliding. D) None of the above. Show Answer Correct Answer: B) Divergent-dividing. 19. The scientist who proposed the theory of plate tectonics A) Albert Einstein. B) Alfred Wegener. C) Isaac Newton. D) Galileo Galilei. Show Answer Correct Answer: B) Alfred Wegener. 20. How does the movement of Earth's plates create ocean basins? A) Plates move apart, allowing magma to rise and form new crust. B) Plates collide, forming deep trenches. C) Plates slide past each other, creating faults. D) Plates sink into the mantle, forming basins. Show Answer Correct Answer: A) Plates move apart, allowing magma to rise and form new crust. 21. Consists primarily of erupted volcanic ash and rock fragments held loosely together A) Cinder-cone volcano. B) Composite volcano. C) All the above. D) None of the above. Show Answer Correct Answer: A) Cinder-cone volcano. 22. What elements make up the core? A) Iron & Basalt. B) Basalt & Granite. C) Iron & Nickel. D) None of the above. Show Answer Correct Answer: C) Iron & Nickel. 23. Oceanic crust is ..... A) Younger and less dense than continental crust. B) Thinner, younger, and more dense than continental crust. C) Older, thicker, and less dense than continental crust. D) Bigger and younger than continental crust. Show Answer Correct Answer: B) Thinner, younger, and more dense than continental crust. 24. Which is NOT a layer of Earth? A) Mantle. B) Lithosphere. C) Magnetosphere. D) Crust. Show Answer Correct Answer: C) Magnetosphere. 25. Which is a layer NOT found in Earth's mantle? A) Crust. B) Upper mantle. C) Lithosphere. D) Asthenosphere. Show Answer Correct Answer: A) Crust. 26. The outermost layer of Earth is called the mantle. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 27. Fossils, landforms, glaciers, and puzzle were all evidence of- A) Sea floor spreading theory. B) Volcanic theory. C) Continental drift theory. D) Big bang theory. Show Answer Correct Answer: C) Continental drift theory. 28. Which term is used to explain how high or low a landform is above or below sea level? A) Slope. B) Elevation. C) Feature. D) Topography. Show Answer Correct Answer: B) Elevation. 29. How old is the Earth based on scientific evidence? A) 5.5 billion years old. B) 4.5 billion years old. C) 3.5 billion years old. D) 6.5 billion years old. Show Answer Correct Answer: B) 4.5 billion years old. 30. A raised area or mound of land is a ..... A) Hill. B) Desert. C) Isthmus. D) Mountain. Show Answer Correct Answer: A) Hill. 31. What changes can be seen after burning a lot of fuels in Environment? A) Increase in CO2, decrease in O2. B) Decrease in O2, decrease in CO2. C) Decrease in CO2, increase in O2. D) Increase in O2, increase in CO2. Show Answer Correct Answer: A) Increase in CO2, decrease in O2. 32. Why is Earth shaped like a sphere? A) Gravity. B) Pressure. C) Density. D) Erosion. Show Answer Correct Answer: A) Gravity. 33. The crust on land is called the ..... A) Oceanic Crust. B) Upper Mantle. C) Continental Crust. D) None of the above. Show Answer Correct Answer: C) Continental Crust. 34. Minerals can be formed through the cooling of? A) Magma. B) Lava. C) Rock. D) Dirt. Show Answer Correct Answer: A) Magma. 35. Smaller earthquakes that occur in the same area after a larger earthquake has occurred. A) Aftershock. B) Liquefaction. C) Tsunami. D) None of the above. Show Answer Correct Answer: A) Aftershock. 36. The Lithosphere is the ..... part of the mantle A) Solid. B) Liquid. C) Gaseous. D) None of the above. Show Answer Correct Answer: A) Solid. 37. What term describes significant changes in the Earth's structure? A) Meteorological Phenomena. B) Geologic Events. C) Biological Processes. D) Astronomical Changes. Show Answer Correct Answer: B) Geologic Events. 38. What is the definition of Crust? A) Earth's thin outermost layer is solid rock. B) This thick layer is between the crust and the other core. C) Formed mostly of molten metal, this is Earth's only liquid layer. D) Pressure keeps this super hot metallic region in a solid state. Show Answer Correct Answer: A) Earth's thin outermost layer is solid rock. 39. Over millions of years, folds can ..... A) Form mountains and valleys. B) Cause volcanic eruptions. C) Become sinkholes. D) Create new continents. Show Answer Correct Answer: A) Form mountains and valleys. 40. The formation of stalactites and stalagmites in a cave as water mixed with carbon dioxide creates carbonic acid, which dissolves away the limestone, is an example of: A) Mechanical weathering. B) Chemical weathering. C) All the above. D) None of the above. Show Answer Correct Answer: B) Chemical weathering. 41. Melted rock located beneath Earth's surface A) Magma. B) Mantle. C) Crust. D) Lava. Show Answer Correct Answer: A) Magma. 42. What is the Earth's mantle made of? A) Molten rock. B) Nickel and iron. C) Water. D) Solid rock. Show Answer Correct Answer: A) Molten rock. 43. What was the name given to all the continents when they were joined as one super continent? A) Plate tectonics. B) Pangea. C) Eurasia. D) Supreme Continent. Show Answer Correct Answer: B) Pangea. 44. Which of the following is a major difference between Earth's inner core and outer core? A) The inner core is liquid, and the outer core is solid. B) The inner core is solid, and the outer core is liquid. C) The inner core is gas, and the outer core is solid. D) The inner core is solid, and the outer core is gas. Show Answer Correct Answer: B) The inner core is solid, and the outer core is liquid. 45. The solid, outer layer of the Earth that consists of the crust and the rigid upper part of the mantle A) Mantle. B) Lithosphere. C) Mesosphere. D) Crust. Show Answer Correct Answer: B) Lithosphere. 46. Fill in the blank:The inner core is ..... A) Solid. B) Molten. C) Gaseous. D) Liquid. Show Answer Correct Answer: A) Solid. 47. Which layer is the solid layer of Earth between the crust and the core? A) Mantle. B) Inner Core. C) Crust. D) Outer Core. Show Answer Correct Answer: A) Mantle. 48. Sima is formed of: A) Sodium and Magnesium. B) Silicon and Manganese. C) Silicon and Sodium. D) Silicon and Magnesium. Show Answer Correct Answer: D) Silicon and Magnesium. 49. Rocks break apart as a result of ice freezing in the cracks of rocks which then expands and breaks the rocks apart is an example of A) Erosion. B) Weathering. C) Deposition. D) None of the above. Show Answer Correct Answer: B) Weathering. 50. A rock that forms from many small fragments of other rocks is a(n) A) Metamorphic rock. B) Igneous rock. C) Sedimentary rock. D) Extrusive rock. Show Answer Correct Answer: C) Sedimentary rock. 51. Which layer is the easiest to drill through? A) Core. B) Crust. C) Mantle. D) None of the above. Show Answer Correct Answer: B) Crust. 52. Earth's magnetic field results from movements in the A) Crust. B) Mantle. C) Inner core. D) Outer core. Show Answer Correct Answer: D) Outer core. 53. The Asthenosphere is the ..... part of the mantle. A) Solid. B) Liquid. C) Gaseous. D) None of the above. Show Answer Correct Answer: B) Liquid. 54. Which best describes a transform zone? A) Plates slide past each other. B) Activity occurs away from a boundary. C) Plates move apart. D) Plates move together. Show Answer Correct Answer: A) Plates slide past each other. 55. What is a transform plate boundary? A) Two plates moving away from each other. B) A single plate breaking apart. C) Two plates colliding into each other. D) Two plates sliding past one another. Show Answer Correct Answer: D) Two plates sliding past one another. 56. The lithosphere and asthenosphere: A) Outer Core. B) Lower Mantle. C) Inner Core. D) Upper Mantle. Show Answer Correct Answer: D) Upper Mantle. 57. Sedimentary rocks form from A) Extreme heat and pressure deep inside the Earth. B) The cooling of melted rock or magma and lava. C) Pieces of sediment stuck together. D) None of the above. Show Answer Correct Answer: C) Pieces of sediment stuck together. 58. The earth is hotter in the center than near the crust. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 59. A sudden shaking of the ground caused by the movement of rock underground A) Ridge. B) Earthquake. C) Volcano. D) Rift. Show Answer Correct Answer: B) Earthquake. 60. Region around the Pacific Ocean where most of the volcanoes and earthquakes on Earth occur regularly A) Asthenosphere. B) Pacific Ring of Fire. C) Mariana Trench. D) Mountains. Show Answer Correct Answer: B) Pacific Ring of Fire. ← PreviousNext →Related QuizzesArts Humanities QuizzesClass 11 QuizzesClass 11 Geography Chapter 2 The Earth'S Structure Quiz 1Class 11 Geography Chapter 2 The Earth'S Structure Quiz 2Class 11 Geography Chapter 2 The Earth'S Structure Quiz 3Class 11 Geography Chapter 2 The Earth'S Structure Quiz 4Class 11 Geography Chapter 2 The Earth'S Structure Quiz 5Class 11 Geography Chapter 2 The Earth'S Structure Quiz 6Class 11 Geography Chapter 2 The Earth'S Structure Quiz 7Class 11 Geography Chapter 2 The Earth'S Structure Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books