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प्रश्न
State two points of distinction between rocks and minerals.
उत्तर
| Rocks | Minerals |
| Rocks contain minerals. | Minerals do not contain rocks. |
| Rocks are the aggregates of minerals and other rock material. | Mineral are the compounds of pure elements with a definite chemical Composition. |
| Three chief types of rocks are Igneous, Sedimentary and Metamorphic. | Four chief mineral groups are silicates, carbonates, sulphides and metallic minerals. |
| Example: granite, sandstone, slate and quartz | Example: Iron, silicon, magnesium, nickel, calcium, potassium, sodium |
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संबंधित प्रश्न
Classify the following rocks by selecting the correct option given below:
shale
What is Geology?
Name two important landforms made by Igneous Rocks.
What are Sills?
State the types of rocks for the formation of which the following process is involved.
Solidification of magma on the surface of the earth.
Distinguish between rocks and minerals.
Classify the igneous rocks on the basis of their place of origin.
Classify the following rock: Peat
Give one word for the following.
The upper part of lithosphere, which is rich in silica and aluminium.
Fill in the blanks
______ rocks cover wide area in Peninsular India and Columbia, the Snake Plateau of the U.S.A.
Why are the Igneous Rocks called Primary Rocks?
Give reasons for the following
Extrusive rocks generally have small crystals.
______ is the kind of metamorphic rock using which Taj Mahal was built.
How are igneous rocks formed?
How are sedimentary rocks formed?
Rocks are classified into ______ types.
Explain the different types of sedimentary rocks.
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.
