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प्रश्न
Give reasons for the following
Silicates are the most common rock forming minerals.
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उत्तर
Silicates are the most common rock forming minerals because they are most common minerals in the Earth’s crust.
संबंधित प्रश्न
Write True or False. Rewrite the false statement correctly :
Basalt is an example of an intrusive igneous rock.
Classify the following rocks by selecting the correct option given below:
granite
How are igneous rocks formed?
Explain the formation of sedimentary rocks on the basis of agents of formation.
How are sedimentary rocks classified on the basis of their formation?
Give a detailed account of lithiflcation of sedimentary rocks.
In what type of rocks do you find fossils and why?
Name different types of sedimentary rocks.
Classify the following rock: Peat
Classify the following rock: Slate
Fill in the blanks
The interior layer is the core, which is made up mainly of iron and nickel, and is called ______.
Fill in the blanks
Extrusive rocks are also known as ______ rocks.
Give one term for the following statement:
Type of metamorphism in which changes are caused due to high pressure.
Kola sample title is located in ______.
The word Ignis means rock.
Statement (1) : Sedimentary rocks consist of many layers.
Statement (2) : Sedimentary rocks are formed by the sediments deposited at different points of time
Match the following.
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
Match the following.
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
Match the following.
| A. | Granite | 1. | Bed rock |
| B. | Soil layer | 2. | Plutonic rock |
| C. |
Barren island |
3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
