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प्रश्न
Give one word for the following.
Igneous rocks, which contain a low percentage of silica.
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उत्तर
Basic igneous rocks
संबंधित प्रश्न
Why is coal hard and chunky?
What are minerals?
Classify the following rocks by selecting the correct option given below:
Gneiss
Name any three elements of the earth’s crust.
Which agents are responsible for deposition of sediments?
State the chief characteristics of metamorphic rocks.
How are sedimentary and igneous rocks formed?
Sedimentary rocks are also called stratified rocks. Why?
Classify the following rock: Gneiss
Give one word for the following.
The core of the earth occupied by rock in iron and nickel.
Give one term for the following statement:
Fine grained metamorphic rock, generally produced by the low grade metamorphism of shale.
Fill in the blank below:
______are intrusions of igneous rock that are vertical in shape
Which of the following monuments are built-in igneous rock?
- The Taj Mahal
- Fort Raigad
- The Red Fort
- Ellora Sculpture
Fossils are found in.
Distinguish between:
Internal Processes and External processes.
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. | Granite | 1. | Bed rock |
| B. | Soil layer | 2. | Plutonic rock |
| C. |
Barren island |
3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
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 |
