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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
Fill in the blank
Granite is an example of intrusive ________ rocks.
Fill in the blank
Sedimentary rocks are formed from _____________ accumulated over long periods.
Differentiate between SIAL and SIMA.
How are rocks different from minerals?
Name the types Sedimentary rocks based on agents of formation.
How are chemically-formed sedimentary rocks formed? Give examples.
Classify the following rock: Clay
Give one word for the following.
Igneous rocks, which contain a low percentage of silica.
Fill in the blanks
______ rocks are formed by the deposition of shells and skeletons of organism.
Give one term for the following statement:
Type of metamorphism in which changes are caused due to high pressure.
Give reasons for the following
Rocks are of great economic significance.
Igneous rocks are found in the regions of volcanoes.
Match the following:
| (a) | Igneous | (i) | Magma |
| (b) | Sedimentary | (ii) | Transformation |
| (c) | Metamorphic | (iii) | Gypsum |
| (d) | Molten material | (iv) | Basalt |
| (e) | Rock Cycle | (v) | Marble |
Rocks are classified into ______ types.
Lava comes out from a volcano.
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 |
