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प्रश्न
Give one word for the following.
Stratified rock formed organically but from vegetative matter-swamps and forests.
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उत्तर
Carbonaceous rocks
संबंधित प्रश्न
Discuss the importance of rocks for the construction business.
Write True or False. Rewrite the false statement correctly :
Rocks are used in construction industries.
Differentiate between SIAL and SIMA.
The photograph shows you a type of rock that is widely used in the construction industry.
- Name the type of rock.
- How is it formed?
Which rocks are associated with ores of metals?
Name the three stages of lithification of Sedimentary rocks.
What are known as metamorphic rocks?
Distinguish between the following:
Thermal and Dynamic Metamorphism.
What is meant by a rock?
Sedimentary rocks are also called stratified rocks. Why?
Give one word for the following.
The outer layer of the earth.
Fill in the blanks
______ rock contain a low percentage of silica and a high percentage of basic oxides.
Give one term for the following statement:
It has a definite chemical composition with its own chemical and physical properties.
Give reasons for the following
Rocks are of great economic significance.
How is sand that flows in a river formed? Collect some information about where the sand comes from.
Volcanic mountains are covered with sedimentary rocks.
The oldest sedimentary rocks of the world have been identified in ______.
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.
