This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Geography Chapter 2 The Earth'S Structure – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Geography Chapter 2 The Earth'S Structure Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following processes occurs as a result of the "weight" of an oceanic plate sinking into the mantle A) Slab pull. B) Ridge push. C) All the above. D) None of the above. Show Answer Correct Answer: A) Slab pull. 2. Where two plate slide by each other in opposite directions is called a ..... ? A) Transform boundary. B) Divergent boundary. C) Convergent boundary. D) None of the above. Show Answer Correct Answer: A) Transform boundary. 3. What is the name of the supercontinent that existed around 335 million years ago? A) Gondwana. B) Laurasia. C) Pangaea. D) Rodinia. Show Answer Correct Answer: C) Pangaea. 4. Sial layer forms the ..... A) Ocean floor. B) Continents. C) All the above. D) None of the above. Show Answer Correct Answer: B) Continents. 5. What are the 3 main layers of the earth? A) Crust, atmosphere, lithosphere. B) Crust, mantle, core. C) Boundary, fault, core. D) None of the above. Show Answer Correct Answer: B) Crust, mantle, core. 6. Which is the process that breaks up rock on Earth's surface? A) Deposition. B) Melting. C) Compaction. D) Weathering. Show Answer Correct Answer: D) Weathering. 7. What is the densest layer? A) Crust. B) Mantle. C) Outer Core. D) Inner Core. Show Answer Correct Answer: D) Inner Core. 8. What is the approximate age of the Earth? A) 4500 years. B) 4500 million years. C) 450 million years. D) 45 million years. Show Answer Correct Answer: B) 4500 million years. 9. Which continent is the smallest? A) Asia. B) North America. C) Australia. D) Antarctica. Show Answer Correct Answer: C) Australia. 10. Petroleum occurs in ..... rocks. A) Sedimentary. B) Igneous. C) Metamorphic. D) None of the above. Show Answer Correct Answer: A) Sedimentary. 11. Type of fold:downfolds or troughs A) Anticlines. B) Synclines. C) Monoclines. D) Benchmarks. Show Answer Correct Answer: B) Synclines. 12. This Earth's layer is a solid, and made of iron & nickle. A) Mantle. B) Outer core. C) Inner core. D) Lithosphere. Show Answer Correct Answer: C) Inner core. 13. Scientists who study earth and the processes that have shaped Earth over time are called ..... A) Biologists. B) Genetics. C) Geologists. D) None of the above. Show Answer Correct Answer: C) Geologists. 14. The layer of the earth, molten rock, between the crust and the core A) Crust. B) Mantle. C) Core. D) Magma. Show Answer Correct Answer: B) Mantle. 15. What is the Earth's crust mainly composed of? A) Iron and nickel. B) Silicon and oxygen. C) Magma. D) Water and carbon. Show Answer Correct Answer: B) Silicon and oxygen. 16. What creates both solid and liquid parts in the Earth's core? A) Strong pressure and temperature. B) The crust and mantle holding the heat inside the Earth. C) Low pressure and temperature. D) Strong pressure and low temperature. Show Answer Correct Answer: A) Strong pressure and temperature. 17. Which layer of the earth is under the highest pressure? A) Crust. B) Mantle. C) Outer Core. D) Inner Core. Show Answer Correct Answer: D) Inner Core. 18. What is the Earth's crust made of? A) Water. B) Solid rock. C) Nickel and iron. D) Molten rock. Show Answer Correct Answer: B) Solid rock. 19. Formed party by explosive eruptions of ash and rock fragments and partly by mild lava flows A) Cinder-cone volcano. B) Composite volcano. C) All the above. D) None of the above. Show Answer Correct Answer: B) Composite volcano. 20. The area around the pacific plate where boundaries form is called ..... A) Death ring. B) Fire zone. C) Ring of fire. D) Zone of fire. Show Answer Correct Answer: C) Ring of fire. 21. When tectonic plates collide and one plate sinks beneath another plate. A) Transform Boundary. B) Subduction. C) Lithosphere. D) Divergent Boundary. Show Answer Correct Answer: B) Subduction. 22. When heat and pressure are applied to a sedimentary rock, it changes into which of the following? A) Igneous Rock. B) Metamorphic Rock. C) Sedimentary Rock. D) Magma. Show Answer Correct Answer: B) Metamorphic Rock. 23. The outer layer of Earth's crust is made up of huge pieces of rock called A) Faults. B) Tectonic plates. C) Magma. D) Tsunamis. Show Answer Correct Answer: B) Tectonic plates. 24. How fast do tectonic plates move? A) A few hundred kilometers per year. B) A few kilometers per year. C) A few meters per year. D) A few centimeters per year. Show Answer Correct Answer: D) A few centimeters per year. 25. Which of these observations DO NOT support continental drift theory A) The continents seem to fit together well. B) The same fossils are found on different continents. C) Different landforms are found on different continents. D) The continents are still moving a few centimeters each year. Show Answer Correct Answer: C) Different landforms are found on different continents. ← PreviousNext →Related 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 8Class 11 Geography Chapter 2 The Earth'S Structure Quiz 10Class 11 Geography Chapter 2 The Earth'S Structure Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books