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प्रश्न
Give one word for the following.
The core of the earth occupied by rock in iron and nickel.
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उत्तर
Nife
संबंधित प्रश्न
Fill in the blank
A category of rock which is formed by the alteration of the parent rock due to heat and pressure is called: ______________.
Fill in the blank
Sedimentary rocks such as limestone change into ___________.
Distinguish between the following pair:
Degradation and aggradation
Name any three elements of the earth’s crust.
Why are the igneous rocks also called the primary rocks?
Give one difference between Extrusive igneous and Intrusive igneous rocks.
Name two important landforms made by Igneous Rocks.
Which rocks are associated with fossil fuels?
Mention any two characteristics of Sedimentary Rocks.
Name the types Sedimentary rocks based on agents of formation.
State the chief characteristics of metamorphic rocks.
Give a detailed account of lithiflcation of sedimentary rocks.
Differentiate between Rock and Mineral
Distinguish between Thermal metamorphism and Dynamic metamorphism.
Classify the following rock: Rock salt
Give one word for the following.
Igneous rocks, which contain a low percentage of silica.
Fill in the blanks
______ rock contain a low percentage of silica and a high percentage of basic oxides.
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 |
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
