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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
Fill in the blank
Sedimentary rocks are formed from _____________ accumulated over long periods.
Write True or False. Rewrite the false statement correctly :
Sedimentary rocks are formed by the cooling and solidification of molten rock called magma
Give an example of intrusive igneous rock.
What is Geology?
Name two important landforms made by Igneous Rocks.
What is sills?
What are known as metamorphic rocks?
Explain this term associated with rocks: Laccoliths and Batholiths
Name the main types of rocks.
Classify the following rock: Loess
Classify the following rock: Slate
Fill in the blanks
______ is the best example of the wind deposited stratified rock.
Give one term for the following statement:
Rounded or sub-rounded fragments, usually water-born cobbles, pebble and gravel, cemented together by a matrix of calcium carbonate, silica, etc.
An aggregate of minerals on the Earth’s Crust is called ______.
Rocks are classified into ______ types.
______ rocks are also called Primary rocks.
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. | Granite | 1. | Bedrock |
| B. | Soil layer | 2. | Plutonic rock |
| C. | Barren island | 3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
Match the following:
| 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.
