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प्रश्न
How are chemically-formed sedimentary rocks formed? Give examples.
उत्तर
Chemically formed sedimentary rocks are formed through chemical action of water. Some mineral like limestones and salts are dissolved into the water and after the evaporation of water form a particular type of rock which is formed by the chemical sedimentation of limestones into gypsum and salt into various types of nitrates.
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संबंधित प्रश्न
Write True or False. Rewrite the false statement correctly :
Rocks are used in construction industries.
Classify the following rocks by selecting the correct option given below:
shale
Classify the following rocks by selecting the correct option given below:
basalt
Classify the following rocks by selecting the correct option given below:
limestone
Classify the following rocks by selecting the correct option given below:
schist
Explain this term associated with rocks: Metamorphism
Classify the following rock: Limestone
Give one term for the following statement:
Sheet like body of igneous rock.
How is Plutonic rock formed?
Find the difference between
Igneous and sedimentary rocks
Volcanic mountains are covered with sedimentary rocks.
Igneous rocks are found in the regions of volcanoes.
Diamond is an example of _______ rock.
What are fossils?
Sedimentary rocks are called stratified rocks.
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.
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.
