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Question
Give an example of intrusive igneous rock.
Solution
Intrusive rocks, which form large crystals at some depth in the earth’s crust example: granite, basalt.
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Solidification of magma on the surface of the earth.
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Igneous rocks, which contain a low percentage of silica.
Give one example of an area of: Igneous rocks
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What are the characteristics of Sedimentary rocks?
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:
| Group 'A' | Group 'B' | ||
| A. | Granite | 1. | Bedrock |
| B. | Soil layer | 2. | Plutonic rock |
| C. | Barren island | 3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
