Advertisements
Advertisements
प्रश्न
Distinguish between the following: Plutonic and Volcanic rocks.
उत्तर
| Plutonic rocks | Volcanic Rocks |
| These are intrusive igneous rocks. | These are extrusive igneous rocks. |
| These cool down very slowly due to heat in the interior | These cool down abruptly due to less temperature on the surface region. |
APPEARS IN
संबंधित प्रश्न
Discuss the importance of rocks for the construction business.
Give an example of intrusive igneous rock.
Classify the following rocks by selecting the correct option given below:
marble
Classify the following rocks by selecting the correct option given below:
basalt
How are rocks different from minerals?
State two points of distinction between rocks and minerals.
Name the rocks which are most widespread on the earth.
How are sedimentary and igneous rocks formed?
Classify the following rock: Gneiss
Give one word for the following.
The lower part of ocean floor, comprising mainly of silica.
Give one word for the following.
Stratified rock formed organically but from vegetative matter-swamps and forests.
Give one word for the following.
Igneous rocks, which contain a low percentage of silica.
Give one example of an area of: Igneous rocks
Give one term for the following statement:
Fine grained metamorphic rock, generally produced by the low grade metamorphism of shale.
Igneous rocks are called primary rocks.
Distinguish between:
Internal Processes and External processes.
The oldest sedimentary rocks of the world have been identified in ______.
What are the characteristics of Sedimentary rocks?
Explain the different types of sedimentary rocks.
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
