Class 8: Geography 3. Interior of the Earth/Maharashtra state board/Questions and Answers
Class 8: Geography 3. Interior of the Earth/Maharashtra state board/Questions and Answers 1. Tick [✓] the correct options in the box: A. There are two layers in the crust. (a) Inner and outer crust [ ] (b) Continental and oceanic crust [ ] (c) Surface and oceanic crust [ ] (d) Mantle and core [ ] Answer:(b) Continental and oceanic crust [✓] B. Which element is found in both mantle and crust? (a) Silica [ ] (b) Magnesium [ ] (c) Aluminium [ ] (d) Iron [ ] Answer: (b) Magnesium [✓] C. Which of these minerals are found in the core of the earth? (a) Iron – magnesium [ ] (b) Magnesium – nickel [ ] (c) Aluminium – iron [ ] (d) Iron – nickel [ ] Answer: (d) Iron – nickel [✓] D. The inner core is in which state? (a) Gaseous [ ] (b) Solid [ ] (c) Liquid [ ] (d) Semi-solid [ ] Answer: (a) Gaseous [✓] E. The outer core is made up of (a) Iron [ ] (b) Gold [ ] (c) Hydrogen [ ] (d) Oxygen [ ] Answer: (a) Iron [✓] F. The layer of the earth on which we live.. . (a) Mantle [ ] (b) Core [ ] (...