Advertisements
Advertisements
Question
Give one word for the following.
Igneous rocks, which contain a low percentage of silica.
Solution
Basic igneous rocks
APPEARS IN
RELATED QUESTIONS
Rocks and minerals play a very important role in our lives.
Can you imagine modern life without minerals?
Fill in the blank
Sedimentary rocks such as limestone change into ___________.
What are minerals?
Classify the following rocks by selecting the correct option given below:
gneiss
Explain the structure of the earth’s interior?
Which rocks are associated with ores of metals?
Distinguish between the following: Plutonic and Volcanic rocks.
State the types of rocks for the formation of which the following process is involved.
Accumulation takes place over long periods of time in seas, lakes and streams.
Distinguish between rocks and minerals.
Describe how are igneous rocks formed? State their chief characteristics.
Name different types of sedimentary rocks.
Distinguish between Regional and Contact metamorphism.
How are sedimentary rocks classified?
Give one term for the following statement:
Fine grained metamorphic rock, generally produced by the low grade metamorphism of shale.
Give an example of a Plutonic rock.
Fill in the blank below:
______are intrusions of igneous rock that are vertical in shape
Igneous rocks are called primary rocks.
The word ‘Igneous’ is derived from the ______ word.
An aggregate of minerals on the Earth’s Crust is called ______.
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 |
