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प्रश्न
Name the main types of rocks.
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उत्तर
On the basis of their mode of formation, rocks are divided into three types :
- Igneous rocks
- Sedimentary rocks
- Metamorphic rocks.
संबंधित प्रश्न
Why is diamond clear and hard while graphite is soft?
Explain the structure of the earth’s interior?
State two points of distinction between rocks and minerals.
Name three types of rocks.
Name two important landforms made by Igneous Rocks.
Name the three stages of lithification of Sedimentary rocks.
What processes are involved in the formation of Igneous Rocks?
Explain this term associated with rocks: Laccoliths and Batholiths
Distinguish between Thermal metamorphism and Dynamic metamorphism.
Classify the following rock: Coal
Classify the following rock: Peat
Classify the following rock: Gypsum
Why fossils are preserved in Sedimentary and not in Igneous rocks?
Choose the incorrect statement from the following.
______ refer to rock in Greek.
Out of 2,000 different types, only ______ are the basic minerals commonly found all over the earth.
The world Igneous is derived from the Latin word ______ meaning ______.
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 |
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
