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प्रश्न
Why are the Igneous Rocks called Primary Rocks?
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उत्तर
It is believed that the earth was in a molten state in the beginning Igneous rocks were the first rocks to be formed due to cooling and solidification of molten matter. Hence these are called Primary Rocks.
संबंधित प्रश्न
Rocks and minerals play a very important role in our lives.
What problems would you face in their absence?
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: ______________.
How are sedimentary rocks formed?
Name two important landforms made by Igneous Rocks.
Which rocks are associated with ores of metals?
Give two examples of metamorphic rocks.
Explain this term associated with rocks: Laccoliths and Batholiths
What are the causes of metamorphism?
How are chemically-formed sedimentary rocks formed? Give examples.
Give some examples of metamorphic rocks formed from sedimentary and igneous rocks.
Classify the following rock: Marble
Give one word for the following.
Stratified rock formed organically but from vegetative matter-swamps and forests.
Give one word for the following.
The core of the earth occupied by rock in iron and nickel.
Give one word for the following.
The best example of chemically-formed sedimentary rock, which has been formed by the evaporation of water from solution containing minerals.
How are sedimentary rocks classified?
Give an example of a Plutonic rock.
Kola sample title is located in ______.
Diamond is an example of _______ rock.
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
