Class 7th Geography Social Science Chapter – 2 Inside Our Earth
| Textbook | NCERT |
| Class | 7th |
| Subject | (Geography)Social Science |
| Chapter | Chapter – 2 |
| Chapter Name | Inside Our Earth |
| Category | Class 7th Social Science Geography |
| Medium | English |
| Source | Last Doubt |
| Class 7th Geography Social Science Chapter – 2 Inside Our Earth MCQ What is inside in our earth?What is the earth ? What can we learn from inside our earth? Where are we inside Earth? How old is our Earth? How old is the Earth kids? How old is Earth born? What age is Earth? Is the Earth 1000 years old? What is the first life on Earth? When was Earth first called? Who named Earth? What is Earth’s real name? Who gave Earth its name? How big is Earth? How did Earth get water? Does Earth have a symbol? What is our Sun called? What are 5 facts about Earth? What is Earth made of? What is rock ? What is lava ? How deep is Earth? |
Class 7th Geography Social Science Chapter – 2 Inside Our Earth
Chapter – 2
Inside Our Earth
MCQ
| (1) Igneous rock is otherwise called as A. Sedimentary Rock B. Metamorphic Rock C. Primary Rock D. Secondary Rock answer- (C) Primary Rock |
| (2) Which one the following is not a layer of Earth? A. Crust B. Mantle C. Core D. Soil answer- (D) Soil |
| (3) The uppermost layer of the crust is called sial consisting of A. Land, Water B. Silicate, Aluminium C. Plants and Animals D. Nitrogen and Oxygen answer- (B) Silicate, Aluminium |
| (4) The thinnest layer of the Earth is A. Crust B. Mantle C. Core D. Centre answer- (A) Crust |
| (5) The uppermost layer of the oceanic crust consisting of A. Salt, Water B. Silicate, Aluminium C. Silicate, Magnesium D. Fish, Water answer- (C) Silicate, Magnesium |
| (6) When the molten magma cools, it becomes solid, such rock are called A. Sedimentary Rock B. Metamorphic Rock C. Igneous Rock D. Solid Rock answer- (C) Igneous Rock |
| (7) What are the main constituents of the core?. A. Iron and Nickel B. Silica and Magnesium C. Silica and Aluminium D. Iron and steal answer- (A) Iron and Nickel |
| (8) What happens when when igneous and sedimentary rocks go under great heat and pressure? A. Sedimentary Rock B. Metamorphic Rock C. Igneous Rock D. Solid Rock answer- (D)Solid Rock |
| (9) Find the incorrectly matched pair A. Extrusive rocks – Basalt B. Intrusive rocks – Granite C. Sedimentary rocks – Sandstone D. None of these answer- (D) None of these |
| (10) The inner most layer of the Earth is A. Crust B. Mantle C. Core D. Centre answer- (C) Core |
| (11) What is the radius of the core? A. 3500 KM B. 4500 KM C. 5500 KM D. 6500 KM answer- (A) 3500 KM |
| (12) Limestone is changed into because igneous and sedimentary rocks change into metamorphic rocks under a great heat and pressure. A. Marble B. Slate C. Rock D. Sandstone answer- (A) Marble |
| (13) Find the incorrect statement A. Minerals are naturally occurring substances B. Minerals are very useless for mankind C. Gold is an mineral D. Gold and aluminium are used in medicine answer- (B) Minerals are very useless for mankind |
| (14) Crust is about masses and only A. 35 Km. 15 Km B. 35 Km, 5 Km C. 35 Km, 25 Km D. 50 Km, 5 Km answer- (B) 35 Km, 5 Km |
| (15) Find the correct statement A. Mantle extends up to depth of 2900 KM below the core. B. Core has very low temperature and pressure. C. Primary rocks are of two types – Intrusive and Extrusive rocks D. Aluminium are not used in fertilizer. answer- (C) Primary rocks are of two types – Intrusive and Extrusive rocks |
| NCERT Solution Class 7th Geography All Chapters MCQ |
| NCERT Solution Class 7th Geography All Chapters Question Answer |
| NCERT Solution Class 7th Geography All Chapters Notes |
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