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प्रश्न
Give one word for the following.
The lower part of ocean floor, comprising mainly of silica.
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उत्तर
SIMA
संबंधित प्रश्न
Fill in the blank
A category of rock which is formed by the alteration of the parent rock due to heat and pressure is called: ______________.
Write True or False. Rewrite the false statement correctly :
Minerals are organic substances.
What is crust?
Give an example of intrusive igneous rock.
Classify the following rocks by selecting the correct option given below:
schist
Why are the igneous rocks also called the primary rocks?
What are known as metamorphic rocks?
What processes are involved in the formation of Igneous Rocks?
Explain this term associated with rocks: Metamorphism
How are igneous rocks classified on the basis of their chemical composition?
Give one term for the following statement:
It has a definite chemical composition with its own chemical and physical properties.
How are igneous rocks formed?
What are metamorphic rocks?
Explain about Petrology.
Minerals exist in nature ¡n the form of ______ or ______.
What is lava?
Explain Dynamic Metamorphism.
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 |
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
