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प्रश्न
Mention any two characteristics of Sedimentary Rocks.
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उत्तर
- Sedimentary rocks are formed from material derived from other rocks, including plant and animal remains. These rocks thus contain fossils.
- Sedimentary rocks are generally not crystalline. They are soft and layered, as they are formed by deposition of sediments.
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संबंधित प्रश्न
Rocks and minerals play a very important role in our lives.
What problems would you face in their absence?
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Granite is an example of intrusive ________ rocks.
Distinguish between the following pair:
Degradation and aggradation
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Thermal and Dynamic Metamorphism.
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Formation of large crystals, coarse texture and slow cooling and compaction.
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______ rocks are also called Primary rocks.
Explain Dynamic Metamorphism.
| A | B | ||
| 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 |
