This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Arts Humanities > Geography > Class 11 Geography Chapter 2 The Earth'S Structure – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Geography Chapter 2 The Earth'S Structure Quiz 15 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The inner core is solid A) Iron. B) Gold. C) Nickel. D) Magnesium. Show Answer Correct Answer: A) Iron. 2. The Himalayas are an example of A) Subduction zone. B) Island arc. C) Collision zone. D) Hot spot. Show Answer Correct Answer: C) Collision zone. 3. The process during which rocks are formed, change, wear down, and are formed again over long periods of time A) Lithosphere. B) Subduction. C) Rock cycle. D) Rift valley. Show Answer Correct Answer: C) Rock cycle. 4. The Earth's weather occurs in which Earth's atmosphere layer? A) Troposphere. B) Exosphere. C) Stratosphere. D) Mesosphere. Show Answer Correct Answer: A) Troposphere. 5. Which layer of the mantle is the least ridged (bendy like play-dough)? A) Inner core. B) Mesosphere. C) Lithosphere. D) Asthenosphere. Show Answer Correct Answer: D) Asthenosphere. 6. Which is less dense? A) Oceanic Crust. B) Continental crust. C) All the above. D) None of the above. Show Answer Correct Answer: B) Continental crust. 7. What is the solid innermost layer of the Earth's core? A) Mantle. B) Outer Core. C) Crust. D) Inner Core. Show Answer Correct Answer: D) Inner Core. 8. Sediment that is compacted and cemented together will become ..... A) Sedimentary rock. B) Igneous rock. C) Metamorphic rock. D) None of the above. Show Answer Correct Answer: A) Sedimentary rock. 9. The point directly above the focus on the surface is called ..... A) Epicenter. B) Hypocenter. C) All the above. D) None of the above. Show Answer Correct Answer: A) Epicenter. 10. ..... rock means FIRE and is formed from melted rock either from magma below Earth's crust or from lava above it A) Magma. B) Igneous. C) Sedmetary. D) Metamorphic. Show Answer Correct Answer: B) Igneous. 11. Examples of Volcano: A) Chinese Volcano. B) North America. C) Andaman and Nicobar Island. D) The Island of Surtsey. Show Answer Correct Answer: D) The Island of Surtsey. 12. Which layer of Earth is characterized by rock that is plastic, or soft enough to flow? A) Asthenosphere. B) Inner core. C) Lithosphere. D) Crust. Show Answer Correct Answer: A) Asthenosphere. 13. Recognize the impact of heat flow on the formation of mountains. A) Heat flow causes mountains to erode. B) Heat flow causes the crust to expand and form mountains. C) Heat flow has no impact on mountain formation. D) Heat flow causes mountains to sink. Show Answer Correct Answer: B) Heat flow causes the crust to expand and form mountains. 14. Which of the following best explains the interaction between the geosphere andhydrosphere? A) Water accumulates and creates lakes. B) Water precipitates down on mountains and valleys. C) Water is evaporated out of oceans. D) Water shapes the physical landscape through weathering and erosion. Show Answer Correct Answer: C) Water is evaporated out of oceans. 15. Molten rock that erupts on Earth's surface A) Lava. B) Mineral. C) Deposit. D) Magma. Show Answer Correct Answer: A) Lava. 16. Which layer of the Earth is responsible for its magnetic field? A) Inner Core. B) Outer Core. C) Crust. D) Mantle. Show Answer Correct Answer: B) Outer Core. 17. What is the hottest layer? A) Crust. B) Mantle. C) Inner Core. D) Outer Core. Show Answer Correct Answer: C) Inner Core. 18. ..... is the place where two plates meet. A) Earthquakes. B) Continents. C) Boundaries. D) Oceans. Show Answer Correct Answer: C) Boundaries. 19. True or False-continental crust "floats" on the mantle, a little like an iceberg A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. What is the hottest layer of the Earth? A) Lithosphere. B) Mantle. C) Crust. D) Inner core. Show Answer Correct Answer: D) Inner core. 21. Which is the hottest part of the Earth? A) The crust. B) The Asthenosphere. C) The core. D) The mantle. Show Answer Correct Answer: C) The core. 22. Giant pieces of lithosphere that move around the Earth A) Plate boundary. B) Oceanic plates. C) Tectonic plates. D) Continental plates. Show Answer Correct Answer: C) Tectonic plates. 23. Solid rock that extends to Earth's core: A) Upper Mantle. B) Outer Core. C) Lower Mantle. D) Inner Core. Show Answer Correct Answer: C) Lower Mantle. 24. What is the cause of the daily rising and falling of tides on Earth? A) Atmospheric pressure. B) Revolution. C) Tidal forces. D) Rotation. Show Answer Correct Answer: D) Rotation. 25. The crust that makes up the continents-the land A) Tectonic plates. B) Oceanic crust. C) Continental crust. D) Atmosphere. Show Answer Correct Answer: C) Continental crust. 26. Which of these is broken into plates? A) Core. B) Asthenosphere. C) Mesosphere. D) Lithosphere. Show Answer Correct Answer: D) Lithosphere. 27. Which of these is an example of biological environment? A) Temperature. B) Light. C) Water. D) All of these. Show Answer Correct Answer: D) All of these. 28. Volcano that probably will not erupt again A) Extinct volcano. B) Composite volcano. C) All the above. D) None of the above. Show Answer Correct Answer: A) Extinct volcano. 29. A LIMITED number of Elements make up the Earth's Crust. True or False? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 30. What is the name of the process by which heat is transferred from the Earth's core to the surface? A) Radiation. B) Convection. C) Condensation. D) Sublimation. Show Answer Correct Answer: B) Convection. 31. Which of the Earth's major divisions in the thinnest? A) B crust. B) D mantle. C) A atmosphere. D) C inner core. Show Answer Correct Answer: A) B crust. 32. Which type of rock as large crystals? A) Extrusive igneous. B) Intrusive igneous. C) Metamorphic. D) Sedimentary. Show Answer Correct Answer: B) Intrusive igneous. 33. The area around the Pacific Ocean where lots of earthquakes and volcanoes happen is called the ..... A) Ring of Earth. B) Ring of Stone. C) Ring of Fire. D) Ring of Diamond. Show Answer Correct Answer: C) Ring of Fire. 34. The Great Rift Valley in Africa and the Mid-Atlantic Ridge in the Atlantic Ocean are both results of this type of plate boundary-where new land is being created! A) Divergent-dividing. B) Transform-sliding. C) Convergent-colliding. D) None of the above. Show Answer Correct Answer: A) Divergent-dividing. 35. What is the bottom of the mantle called? A) Volcano. B) Core-mantle boundary. C) Geographic information system. D) None of the above. Show Answer Correct Answer: B) Core-mantle boundary. 36. The layer of rock that forms Earth's outer surface. A) Core. B) Mantle. C) Crust. D) Ridge. Show Answer Correct Answer: C) Crust. 37. What type of rock makes up the continental crust? A) Basalt. B) Granite. C) Obsidian. D) Quartz. Show Answer Correct Answer: B) Granite. 38. What is the Earth's outer layer made of? A) Lithosphere. B) Mantle. C) Core. D) Crust. Show Answer Correct Answer: D) Crust. 39. How is the crust DIFFERENT from the other layers of the Earth? A) It is mostly liquid. B) It is under pressure. C) It is hotter. D) It is thinner. Show Answer Correct Answer: D) It is thinner. 40. A geologist is studying three layers of sedimentary rock in an area. The layers have not shifted from their original positions. The geologist records the relative ages of the rocks. The bottom layer is listed as the oldest. The top layer is listed as the youngest. What did the geologist use to determine the relative ages of the rocks? A) The principle of unconformity. B) Mineral content. C) Radioactive decay. D) The law of superposition. Show Answer Correct Answer: D) The law of superposition. 41. In sea-floor spreading, molten material rises from the mantle and erupts ..... A) Along the edges of all the continents. B) In deep-ocean trenches. C) Along mid-ocean ridges. D) At the north and south poles. Show Answer Correct Answer: C) Along mid-ocean ridges. 42. What is Caldera? A) Wide Crater. B) Pipe-like structure in between the Volcano. C) Fissures. D) Narrow Crater. Show Answer Correct Answer: A) Wide Crater. 43. How do scientists INDIRECTLY learn about Earth's interior? A) Rock samples. B) Seismic waves. C) Tsunamis. D) Volcanoes. Show Answer Correct Answer: B) Seismic waves. 44. How does fossil evidence support Wegener's hypothesis of continental drift? A) Similar fossils are found along continental margins that appear to join together. B) Fossils are found in areas where the present-day climate could not have supported the organisms that made the fossils. C) Similar fossils of giant, land-dwelling dinosaurs are found on continents separated by oceans. D) All of the above. Show Answer Correct Answer: D) All of the above. 45. What geological feature is formed at a convergent boundary between two oceanic plates? A) Mid-ocean ridge. B) Volcanic island arc. C) Transform fault. D) Rift valley. Show Answer Correct Answer: B) Volcanic island arc. 46. The two types of igneous rock are:extrusive and intrusive A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 47. What are Sedimentary rocks? A) Rocks formed from volcanic activity. B) Rocks that are formed from the cooling of magma. C) Sediments are compacted into layers and are compressed and cemented together into rocks. D) Rocks that are formed from the metamorphosis of existing rocks. Show Answer Correct Answer: C) Sediments are compacted into layers and are compressed and cemented together into rocks. 48. What about seismic waves reveal the structure of Earth? A) Speed and path. B) Size and weight. C) Speed and size. D) Size and path. Show Answer Correct Answer: A) Speed and path. 49. What is the rigid layer that includes the crust and uppermost mantle? A) Core. B) Lithosphere. C) Asthenosphere. D) Geosphere. Show Answer Correct Answer: B) Lithosphere. 50. Choose the layer in the Earth's interior that has a diameter of about 7000 kms A) Inner core. B) Mantle. C) Core. D) Crust. Show Answer Correct Answer: C) Core. 51. What is the study of Earth's magnetic field vital for? A) Navigation. B) Mining. C) Astronomy. D) Farming. Show Answer Correct Answer: A) Navigation. 52. Which layer is the plastic part of the mantle that allows theplates (lithosphere) to move around on it? A) Lithosphere. B) Asthenosphere. C) Uppermost mantle. D) Convection. Show Answer Correct Answer: B) Asthenosphere. 53. What describes the outer core? A) Solid. B) Viscous. C) Gas. D) Liquid. Show Answer Correct Answer: D) Liquid. 54. Which is the most likely reason scientists would want to analyze the air trapped in an ice core? A) To study how much oxygen was in the ice. B) To study how many animals lived on Earth when the ice was formed. C) To determine how many gas bubbles were present in the air. D) To learn how the atmosphere changed over time. Show Answer Correct Answer: D) To learn how the atmosphere changed over time. 55. Which layer of the Earth is responsible for the movement of the Earth's crust and the formation of mountains, earthquakes, and volcanoes? A) Crust. B) Mantle. C) Core. D) Atmosphere. Show Answer Correct Answer: B) Mantle. 56. It travels in solid, liquid and gas A) Love wave. B) P wave. C) Rayleigh wave. D) S wave. Show Answer Correct Answer: B) P wave. 57. The site at which an oceanic plate is sliding under a continental plate A) Tectonic Movement. B) Subduction Zone. C) Continental Drift. D) Trench. Show Answer Correct Answer: B) Subduction Zone. 58. Which type of plate boundary is responsible for the creation of new oceanic crust? A) Convergent. B) Subduction. C) Divergent. D) Transform. Show Answer Correct Answer: C) Divergent. 59. What observation can we make about Earth's lithosphere AND asthenosphere? A) The asthenosphere floats on top of the lithosphere. B) The crust and the core make up the lithosphere. C) The crust and mantle make up the asthenosphere. D) The lithosphere floats on top of the asthenosphere. Show Answer Correct Answer: D) The lithosphere floats on top of the asthenosphere. 60. Melted rock below the earth's surface is called ..... A) Magma. B) Lava. C) All the above. D) None of the above. Show Answer Correct Answer: A) Magma. ← 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books