This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Geography > Inside Our Earth > Class 7 Geography Chapter 2 Inside Our Earth – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Geography Chapter 2 Inside Our Earth Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The remains of dead plants or animals trapped in layers of rocks are called ..... A) Rocks. B) Fossils. C) Sediments. D) Minerals. Show Answer Correct Answer: B) Fossils. 2. Just like a ..... our earth is made up of several concentric layers with one inside other A) Brinjal. B) Potato. C) Onion. D) Cabbage. Show Answer Correct Answer: C) Onion. 3. In word sial (al-means) A) Al-all. B) Al-alluminium. C) Al-metamorphic. D) Al-magic. Show Answer Correct Answer: B) Al-alluminium. 4. What is the name of the process by which igneous rocks are broken down into small particles? A) Weathering. B) Sedimentation. C) Erosion. D) Metamorphism. Show Answer Correct Answer: A) Weathering. 5. What is RED-FORT made of? A) Red-stone. B) Basalt. C) Sandstone. D) None of these. Show Answer Correct Answer: C) Sandstone. 6. The remains of dead plants trapped in the layers of rock are called A) Sediments. B) Fossils. C) Unlucky. D) None of the above. Show Answer Correct Answer: B) Fossils. 7. What happen the igneous and sedimentary rock go to heat and preasure A) Change into igneous rock. B) Igneous. C) Crust. D) Change into metamorphic rock. Show Answer Correct Answer: D) Change into metamorphic rock. 8. Most geologists think that the movement of Earth's plates is caused by A) Earth's magnetic field. B) Convection currents in the mantle. C) Conduction. D) Earthquakes. Show Answer Correct Answer: B) Convection currents in the mantle. 9. Just beneath the crust lies A) Core. B) Mantle. C) Silica. D) None of these. Show Answer Correct Answer: B) Mantle. 10. Igneous rocks are also called secondary rocks. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 11. A small stream or river feeding into the main river is known as ..... A) Mouth. B) Source. C) Tributary. D) Confluence. Show Answer Correct Answer: C) Tributary. 12. Limestone changes into ..... A) Slate. B) Granite. C) Quartzite. D) Marble. Show Answer Correct Answer: D) Marble. 13. Which of these is NOT an example of extrusive igneous rocks A) Andesite. B) Obsidian. C) Basalt. D) None of these. Show Answer Correct Answer: D) None of these. 14. The Upper most layer of Earth is: A) Crust. B) Mineral. C) Core. D) Rocks. Show Answer Correct Answer: A) Crust. 15. The Earth's inner core is A) A layer of hot rock. B) A dense ball of solid metal. C) A layer of molten metal. D) Part of Earth's outer skin. Show Answer Correct Answer: B) A dense ball of solid metal. 16. How are the materials of the Earths core different from those of the crust (in general)? A) They are older. B) They are darker in color. C) They are harder. D) They are more dense. Show Answer Correct Answer: D) They are more dense. 17. What is the correct order (starting from the surface) of Earth's layers? A) Crust, outer core, inner core, mantle. B) Crust, mantle, outer core, inner core. C) Mantle, outer core, inner core, crust. D) Outer core, inner core, crust, mantle. Show Answer Correct Answer: B) Crust, mantle, outer core, inner core. 18. Rocks are used to make A) Sculptures. B) Furniture. C) Vessels. D) None of the above. Show Answer Correct Answer: A) Sculptures. 19. Granite has large grains because: A) It cools slowly beneath the Earth's surface. B) It is formed from volcanic lava. C) It is composed of small mineral crystals. D) It is a sedimentary rock. Show Answer Correct Answer: A) It cools slowly beneath the Earth's surface. 20. Core has a radius of about ..... km A) 3500. B) 7000. C) 4500. D) None of the above. Show Answer Correct Answer: A) 3500. 21. Fossils are found in which type of rocks: A) Sedimentary Rocks. B) Metamorphic Rocks. C) Igneous Rocks. D) Intrusive Igneous Rocks. Show Answer Correct Answer: A) Sedimentary Rocks. 22. What are the main elements of core? A) Silica and aluminium. B) Iron and Nickle. C) Silica and Nickle. D) Silica and magnesium. Show Answer Correct Answer: B) Iron and Nickle. 23. Gold, petroleum and coal are examples of- A) Metamorphic rocks. B) Gases. C) Igneous rocks. D) Minerals. Show Answer Correct Answer: D) Minerals. 24. Which type of rock is formed from the alteration of existing rock through heat and pressure? A) Sedimentary rock. B) Fossilized rock. C) Igneous rock. D) Metamorphic rock. Show Answer Correct Answer: D) Metamorphic rock. 25. THe Oceanic crust is composed of ..... A) UNLUCKY. B) SIMA. C) NIFE. D) NONE OF THESE. Show Answer Correct Answer: B) SIMA. 26. What are the main constituents of continental mass? A) Silica-Magnesium. B) Silica-Alumina. C) Silica-Carbon. D) Silica-Aluminium. Show Answer Correct Answer: B) Silica-Alumina. 27. ..... are also known as primary rocks. A) Sedimentary. B) Igneous. C) Metamorphic. D) None of the above. Show Answer Correct Answer: B) Igneous. 28. Marble is formed with which of the sedimentary rock A) Sandstone. B) Shale. C) Siltstone. D) Limestone. E) Granite. Show Answer Correct Answer: D) Limestone. 29. Which layer of the Earth is mainly composed of silica and magnesium, giving it the name "sima" ? A) Crust. B) Core. C) Mantle. D) Sima. Show Answer Correct Answer: D) Sima. 30. Where does the lava comes from? A) Lava. B) Interior of earth. C) Exterior of earth. D) None of the above. Show Answer Correct Answer: B) Interior of earth. 31. Which of the following statements best describes the composition of rocks? A) Rocks are made up of at least three different types mineral. B) Rocks always consist of a single type of mineral. C) Rocks can only be made up of a combination of three types of mineral. D) Rocks are made up of one or more types of mineral. Show Answer Correct Answer: D) Rocks are made up of one or more types of mineral. 32. What is this process of one type of rock turning into another and back again called? A) Rock transformation. B) Rock changes. C) Rock cycle. D) None of the above. Show Answer Correct Answer: C) Rock cycle. 33. Name the thinnest layer of the Earth? A) Inner Core. B) Upper mantle. C) Crust. D) Mantle. Show Answer Correct Answer: C) Crust. 34. ..... minerals are found in the continental masses A) Silica and alumina. B) Silica and magnesium. C) Nickel and iron. D) Silica and iron. Show Answer Correct Answer: A) Silica and alumina. 35. After metamorphism limestone changes into A) Slate. B) Sandstone. C) Marble. D) Granite. Show Answer Correct Answer: C) Marble. 36. Igneous comes from which Latin word? A) Sediment. B) Metamorphosis. C) Ignis. D) None of these. Show Answer Correct Answer: C) Ignis. 37. Clay changes into A) Sand. B) Lime stone. C) Slate. D) None of the above. Show Answer Correct Answer: C) Slate. 38. What is the meaning of Igneous? A) Air. B) Lime. C) Water. D) Fire. Show Answer Correct Answer: D) Fire. 39. What are the main mineral constituents of the continental mass, giving it the name "sial" ? A) Silica and magnesium. B) Silica and alumina. C) Nickel and iron. D) Magnesium and alumina. Show Answer Correct Answer: B) Silica and alumina. 40. Sandstone turns into ..... A) Slate. B) Quartzite. C) Marble. D) None of the above. Show Answer Correct Answer: B) Quartzite. 41. Sandstone is made from A) Grains of soil. B) Grains of plants. C) Grains of water. D) Grains of sand. Show Answer Correct Answer: D) Grains of sand. 42. Limestone under excessive heat and pressure changes into ..... A) Granite. B) Marble. C) Basalt. D) None of these. Show Answer Correct Answer: B) Marble. 43. What is the thickness of core A) 3400 km. B) 3600 km. C) 3500 km. D) 3000 km. Show Answer Correct Answer: C) 3500 km. 44. Rajasthan shares its borders with ..... A) Delhi, Haryana and Punjab. B) Gujarat, Madhya Pradesh and Delhi. C) Gujarat, Madhya Pradesh and Haryana. D) Delhi, Haryana and Uttar Pradesh. Show Answer Correct Answer: C) Gujarat, Madhya Pradesh and Haryana. 45. Remains or impressions of prehistoric plants and animals embedded in rocks are called A) Rocks. B) Fossils. C) Salt. D) Minerals. Show Answer Correct Answer: B) Fossils. 46. The rock which contain fossils are A) (a) igneous rocks. B) (b) sedimentary rocks. C) (c) metamorphic rocks. D) None of the above. Show Answer Correct Answer: B) (b) sedimentary rocks. 47. The rock which is made up of molten magma is A) (a) Igneous. B) (b) sedimentary. C) (c) metamorphic. D) None of the above. Show Answer Correct Answer: A) (a) Igneous. 48. What type of rocks have a fine-grained structure and are formed from rapid cooling of lava on the Earth's surface? A) Extrusive igneous rocks. B) Metamorphic rocks. C) Sedimentary rocks. D) Intrusive igneous rocks. Show Answer Correct Answer: A) Extrusive igneous rocks. 49. What is the other name of the core? A) Barysphere. B) Hydrosphere. C) Lithosphere. D) Biosphere. Show Answer Correct Answer: A) Barysphere. 50. What are the two types of igneous rocks mentioned in the text? A) Basalt and Sandstone. B) Intrusive and Extrusive. C) Granite and Marble. D) Slate and Limestone. Show Answer Correct Answer: B) Intrusive and Extrusive. 51. Magma is found in A) Outer core. B) Mantle. C) All the above. D) None of the above. Show Answer Correct Answer: B) Mantle. 52. The average density of the Earth is about ..... per cubic cm A) 5.5. B) 5.3. C) 5.0. D) 5, 4. Show Answer Correct Answer: A) 5.5. 53. Example of mineral A) Paper. B) Plastic. C) Calcium. D) None of the above. Show Answer Correct Answer: C) Calcium. 54. The deepest mine in the world is in which country? A) Germany. B) Asia. C) South Africa. D) India. Show Answer Correct Answer: C) South Africa. 55. ..... is a mechanically formed rock A) Sandstone. B) Coal. C) All the above. D) None of the above. Show Answer Correct Answer: A) Sandstone. 56. Heat and pressure inside the earth changes limestone into A) Marble. B) Sandstone. C) Quartzite. D) None of the above. Show Answer Correct Answer: A) Marble. 57. How many kilometer down is the Continental crust? A) 35 km. B) 5 km. C) 15 km. D) 60 km. Show Answer Correct Answer: A) 35 km. 58. Where is the deepest mine located A) South Australia. B) Belgium. C) South America. D) South Africa. Show Answer Correct Answer: D) South Africa. 59. An example of extrusive igneous rock is A) Sandstone. B) Granite. C) Basalt. D) Gold. Show Answer Correct Answer: C) Basalt. 60. Fossils are the remains of dead ..... A) Plants. B) Animals. C) Both a. And. b. D) None of these. Show Answer Correct Answer: C) Both a. And. b. ← PreviousNext →Related QuizzesGeography QuizzesClass 7 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 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books