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प्रश्न
Give some examples of metamorphic rocks formed from sedimentary and igneous rocks.
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उत्तर
Sedimentary Rocks :
- Limestone
- Clay and Shale
- Sandstone
- Coal
Metamorphic Rocks :
- Marble
- Slate
- Quartzite
- Graphite
Igneous Rocks :
- Granite
- Basalt
Metamorphic Rocks :
- Gneiss
- Schist
संबंधित प्रश्न
Write True or False. Rewrite the false statement correctly :
Igneous and sedimentary rocks can change into metamorphic rocks.
Name two important landforms made by Igneous Rocks.
Give two examples of sedimentary rocks.
Name the rocks which are most widespread on the earth.
Explain this term associated with rocks: Laccoliths and Batholiths
Distinguish between the following:
Sills and Dykes.
Classify the following rock: Marble
Give one word for the following.
Igneous rocks, which contain a high percentage of silica.
Give one word for the following.
The best example of chemically-formed sedimentary rock, which has been formed by the evaporation of water from solution containing minerals.
What is the basis for the classification of rocks?
Give one term for the following statement:
Formed when mud layers compacted under great pressure composing 80% of this rock.
Give one term for the following statement:
Type of metamorphism in which changes are caused due to high pressure.
Volcanic mountains are covered with sedimentary rocks.
Chemical sedimentary rocks are found in the beds of reservoirs.
The word Ignis means rock.
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.
Match the following.
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
