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प्रश्न
Explain this term associated with rocks: Laccoliths and Batholiths
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उत्तर
Laccoliths is formed by the intrusion of magma in the erupting channel just below the crust. Batholiths are deep seated dome shaped formation of magma intrusion, generally forming the base of mountain ranges, e.g., Ranchi Batholiths.
संबंधित प्रश्न
Fill in the blank
Granite is an example of intrusive ________ rocks.
Write True or False. Rewrite the false statement correctly :
Igneous and sedimentary rocks can change into metamorphic rocks.
Write True or False. Rewrite the false statement correctly :
Rocks are used in construction industries.
What is crust?
State two characteristics of the mantle.
What are known as metamorphic rocks?
Explain this term associated with rocks: Fossil fuels
Distinguish between the following:
Thermal and Dynamic Metamorphism.
How are chemically-formed sedimentary rocks formed? Give examples.
Classify the following rock: Limestone
Classify the following rock: Slate
Give one word for the following.
The lower part of ocean floor, comprising mainly of silica.
Give one word for the following.
Rocks formed by the cooling and solidification of molten rock from beneath the earth crust.
Give one example of an area of: Metamorphic rocks,
How is Plutonic rock formed?
Give an example of a Plutonic rock.
What are the uses of soil?
Explain Dynamic Metamorphism.
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.
