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प्रश्न
Why are the igneous rocks also called the primary rocks?
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उत्तर
The igneous rocks were the first to be formed. They form the basis of formation of other types of rocks. Thus, they are called primary rocks.
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संबंधित प्रश्न
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Statement (1): Sedimentary rocks consist of many layers.
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Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
