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प्रश्न
Give one word for the following.
Igneous rocks, which contain a low percentage of silica.
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उत्तर
Basic igneous rocks
संबंधित प्रश्न
Rocks and minerals play a very important role in our lives.
What problems would you face in their absence?
Fill in the blank
Sedimentary rocks such as limestone change into ___________.
Give an example of intrusive igneous rock.
Explain the structure of the earth’s interior?
State two characteristics of Basic Igneous Rocks.
Name the three stages of lithification of Sedimentary rocks.
Which agents are responsible for deposition of sediments?
Explain this term associated with rocks: Fossil fuels
Sedimentary rocks are also called stratified rocks. Why?
Fill in the blanks
______ rock contain a low percentage of silica and a high percentage of basic oxides.
Fill in the blanks
Extrusive rocks are also known as ______ rocks.
Give one term for the following statement:
Formed when mud layers compacted under great pressure composing 80% of this rock.
Distinguish between Intrusive and Extrusive Rocks
Find the difference between:
Igneous and sedimentary rocks
Match the following:
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
What are metamorphic rocks?
The word Ignis means rock.
Oldest Sedimentary rocks of the world has been identified in Green land.
Out of 2,000 different types, only ______ are the basic minerals commonly found all over the earth.
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
