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प्रश्न
Give one difference between Extrusive igneous and Intrusive igneous rocks.
Give two differences between Extrusive Igneous and Intrusive Igneous rocks.
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उत्तर
| S. No. | Extrusive Igneous rocks | Intrusive Igneous rocks |
| 1. | They are created when molten magma cools on the surface of the earth. | When magma solidifies inside the earth's crust, they are created. |
| 2. | These rocks have fine grains, are crystalline, and are smooth. | These are hard rocks with big crystals and a gritty feel. |
| 3. | Example: Basalt | Example: Granite |
Notes
Students should refer to the answer according to their questions.
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संबंधित प्रश्न
Fill in the blank
Sedimentary rocks such as limestone change into ___________.
Give an example of intrusive igneous rock.
Classify the following rocks by selecting the correct option given below:
granite
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Name the rocks which are most widespread on the earth.
Name the three stages of lithification of Sedimentary rocks.
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Classify the following rock: Clay
Classify the following rock: Gneiss
Give one word for the following.
Rocks formed by the cooling and solidification of molten rock from beneath the earth crust.
Fill in the blanks
______ is the best example of the wind deposited stratified rock.
Give one example of an area of: Sedimentary rocks in India
Give one term for the following statement:
Type of metamorphism in which changes are caused due to high pressure.
Find the difference between:
Igneous and sedimentary rocks
Choose the incorrect statement from the following.
This is the storehouse of rocks.
The world Igneous is derived from the Latin word ______ meaning ______.
| A | 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.
