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प्रश्न
Fill in the blanks
______ rock contain a low percentage of silica and a high percentage of basic oxides.
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उत्तर
Basic igneous rock contain a low percentage of silica and a high percentage of basic oxides.
संबंधित प्रश्न
Why is coal hard and chunky?
What is crust?
Classify the following rocks by selecting the correct option given below:
coal
How are rocks different from minerals?
Name any three elements of the earth’s crust.
Explain this term associated with rocks: Lithification of Rocks.
Distinguish between the following:
Sills and Dykes.
Distinguish between the following:
Calcarious and Carbonacious rocks.
Distinguish between the following:
Acid Igneous Rocks and Basic Igneous Rocks.
Give one word for the following.
Rocks formed by the cooling and solidification of molten rock from beneath the earth crust.
Give an example of a Plutonic rock.
How is sand that flows in a river formed? Collect some information about where the sand comes from.
Find the difference between:
Igneous and sedimentary rocks
The two types of Intrusive Igneous rocks are ______.
The oldest sedimentary rocks of the world have been identified in ______.
Explain the different types of sedimentary rocks.
| A | 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 |
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 |
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
