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प्रश्न
Give one word for the following.
The lower part of ocean floor, comprising mainly of silica.
उत्तर
SIMA
APPEARS IN
संबंधित प्रश्न
Write True or False. Rewrite the false statement correctly :
Basalt is an example of an intrusive igneous rock.
Differentiate between SIAL and SIMA.
Name any three elements of the earth’s crust.
Give one difference between Extrusive igneous and Intrusive igneous rocks.
Explain this term associated with rocks: Fossil fuels
Distinguish between the following: Lava and Magma
Distinguish between the following: Calcarious and Carbonacious rocks.
Distinguish between the following: Acid Igneous Rocks and Basic Igneous Rocks.
Sedimentary rocks are also called stratified rocks. Why?
What is meant by the term ‘metamorphism’?
Classify the following rock: Dolomite
Fill in the blanks
______ rock contain a low percentage of silica and a high percentage of basic oxides.
How are sedimentary rocks classified?
State the properties of metamorphic rocks.
Fossils are found in.
Which one of the following is the most widespread most and productive category of soil.
Mention a few specimens of magnificent rock-cut architecture in India?
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.
| Group A | Group B | ||
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
