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प्रश्न
Explain this term associated with rocks: Lithification of Rocks.
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उत्तर
It is the process of turning the loose material into hard rock, which helps in the formation of the sedimentary rocks found in different layers one upon another.
संबंधित प्रश्न
Write True or False. Rewrite the false statement correctly :
Minerals are organic substances.
State two characteristics of the mantle.
Explain the structure of the earth’s interior?
How are sedimentary rocks formed?
Which agents are responsible for deposition of sediments?
State the types of rocks for the formation of which the following process is involved.
Formation of large crystals, coarse texture and slow cooling and compaction.
Distinguish between Regional and Contact metamorphism.
Classify the following rock: Loess
Give one word for the following.
The lower part of ocean floor, comprising mainly of silica.
Give one word for the following.
The core of the earth occupied by rock in iron and nickel.
Fill in the blanks
______ rock contain a low percentage of silica and a high percentage of basic oxides.
Choose the incorrect statement from the following.
Mention the types of rocks based on formation?
The types of rocks based on formation are
The two types of Intrusive Igneous rocks are ______.
Oldest Sedimentary rocks of the world has been identified in Green land.
The oldest sedimentary rocks of the world have been identified in ______.
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.
| Group A | Group B | ||
| 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.
