This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Geography Chapter 2 Inside Our Earth – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Geography Chapter 2 Inside Our Earth Quiz 19 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the depth of crust under oceans? A) 8 km. B) 10 km. C) 5 km. D) 3 km. Show Answer Correct Answer: C) 5 km. 2. What are the types of rocks? A) Iron, nickel, cobalt. B) Igneous, sedimentary, metamorphic. C) Glass, basalt, iron. D) None of these. Show Answer Correct Answer: B) Igneous, sedimentary, metamorphic. 3. The temperature of the Earth in the centre is about ..... A) 5500 degree C. B) 5555 degree C. C) 5000 degree C. D) 5005 degree C. Show Answer Correct Answer: C) 5000 degree C. 4. The Earth is about ..... crore years old A) 455. B) 467. C) 404. D) 460. Show Answer Correct Answer: D) 460. 5. The Earth's crust is made of different types of rocks. Any natural mass of mineral matter that makes up the Earth's crust is called a rock, and rocks can be of different colours, sizes and textures. Which are the three main types of rocks? A) Igneous, sedimentary, metamorphic. B) Igneous, extrusive igneous, intrusive igneous. C) Sedimentary, extrusive, intrusive. D) Metamorphic, extrusive igneous, intrusive igneous. Show Answer Correct Answer: A) Igneous, sedimentary, metamorphic. 6. Which of the following landforms is formed by wind erosion? A) Ox-bow lake. B) Mushroom rock. C) Moraine. D) Beach. Show Answer Correct Answer: B) Mushroom rock. 7. Choose an organic mineral. A) Coal. B) Gold. C) Sulphur. D) Iron. Show Answer Correct Answer: A) Coal. 8. Good example of Metamorphic rock is A) Coal-diamond. B) Limestone to granite. C) Clay to slate. D) Coal-Marble. Show Answer Correct Answer: A) Coal-diamond. 9. ..... is composed of the heaviest materials A) Crust. B) Upper mantle. C) Lower mantle. D) Core. Show Answer Correct Answer: D) Core. 10. Geography is the study of Earth's interior A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 11. What is the word for semi-liquid form A) Swill. B) Viscous. C) Semi-literacy. D) Semi-invariant. Show Answer Correct Answer: B) Viscous. 12. What is uppermost layer of the earth's surface A) Inner core. B) Outer core. C) Crust. D) Mantle. Show Answer Correct Answer: C) Crust. 13. Granite, chalk, clay and salt are examples of A) Rocks. B) Minerals. C) Fossils. D) Metals. Show Answer Correct Answer: B) Minerals. 14. Minerals are naturally occurring substances which have certain ..... properties and definite ..... composition. A) Mineral rock. B) Physical chemical. C) Biological chemical. D) None of the above. Show Answer Correct Answer: B) Physical chemical. 15. Which type of rocks is called primary rocks A) Fossils. B) Igneous. C) Metamorphic. D) Sedimentary. Show Answer Correct Answer: B) Igneous. 16. Tajmahal is built with A) Lime stone. B) Marble stone. C) Sand stone. D) None of the above. Show Answer Correct Answer: B) Marble stone. 17. What is the one type of rocks A) Igneous. B) Limestone. C) Marble. D) Gravel. Show Answer Correct Answer: A) Igneous. 18. Basalt is an example of ..... rocks. A) Igneous. B) Sedimentary. C) Metamorphic. D) None of the above. Show Answer Correct Answer: A) Igneous. 19. Grinding stones used to make paste /powder of spices, is made of A) Marble. B) Sandstone. C) Granite. D) Lime stone. Show Answer Correct Answer: C) Granite. 20. The crust is ..... % of the Earth A) 1 %. B) 10 %. C) 5 %. D) 100 %. Show Answer Correct Answer: A) 1 %. 21. Fossil is found in A) Sedimentary rock. B) Igneous rock. C) Metamorphic rock. D) All the above. Show Answer Correct Answer: A) Sedimentary rock. 22. The main mineral constituents of the oceanic crust are A) Unlucky. B) Sima. C) Love. D) None of the above. Show Answer Correct Answer: B) Sima. 23. What process involves rocks rolling down, cracking, and breaking into smaller fragments? A) Weathering. B) Erosion. C) Sedimentation. D) Metamorphism. Show Answer Correct Answer: A) Weathering. 24. What is crust made of A) Molten magma. B) Different types of rock. C) Fossil. D) Crust. Show Answer Correct Answer: B) Different types of rock. 25. The crust is made of minerals, and the main mineral constituents of the crust in the continental mass are alumina and silica. What is this also known as? A) Their. B) Unlucky. C) Sima. D) Alsi. Show Answer Correct Answer: B) Unlucky. ← PreviousNext →Related QuizzesClass 7 Geography Chapter 2 Inside Our Earth Quiz 1Class 7 Geography Chapter 2 Inside Our Earth Quiz 2Class 7 Geography Chapter 2 Inside Our Earth Quiz 3Class 7 Geography Chapter 2 Inside Our Earth Quiz 4Class 7 Geography Chapter 2 Inside Our Earth Quiz 5Class 7 Geography Chapter 2 Inside Our Earth Quiz 6Class 7 Geography Chapter 2 Inside Our Earth Quiz 7Class 7 Geography Chapter 2 Inside Our Earth Quiz 8Class 7 Geography Chapter 2 Inside Our Earth Quiz 9Class 7 Geography Chapter 2 Inside Our Earth Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books