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प्रश्न
Rocks and minerals play a very important role in our lives.
What problems would you face in their absence?
टिप्पणी लिखिए
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उत्तर
The following problems may exist:
- Human life will come to an end, as soil is essential for food production and if rocks diminished, it would lead to non¬availability of soil.
- Mineral-based manufacturing industries will also come to an end.
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Rock and it's Types
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संबंधित प्रश्न
Classify the following rocks by selecting the correct option given below:
basalt
How are igneous rocks formed?
Which rocks are associated with fossil fuels?
Which agents are responsible for deposition of sediments?
Distinguish between the following:
Plutonic and Volcanic rocks.
Give one term for the following statement:
Sheet like body of igneous rock.
Which of the following monuments are built-in igneous rock?
- The Taj Mahal
- Fort Raigad
- The Red Fort
- Ellora Sculpture
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 |
The oldest sedimentary rocks of the world have been identified in ______.
Match the following.
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
