Advertisements
Advertisements
प्रश्न
Rocks and minerals play a very important role in our lives.
Can you imagine modern life without minerals?
Advertisements
उत्तर
Life without rocks and minerals would be disastrous –
Rocks are of great value to us. Some of the main benefits of- rocks are listed below :
- Soil is formed when rocks gradually break up and disintegrated by mechanical and chemical processes.
- Rocks contain a great variety of minerals that yield metals such as iron, manganese, and copper, which are important raw materials for
mineral-based manufacturing industries.
We shall face many problems if rocks and minerals get diminished.
APPEARS IN
संबंधित प्रश्न
Discuss the importance of rocks for the construction business.
Name three types of rocks.
Explain this term associated with rocks: Extrusive Igneous Rocks
Classify the igneous rocks on the basis of their place of origin.
Why fossils are preserved in Sedimentary and not in Igneous rocks?
Which types of rocks are predominantly found at the following locations?
- Central Maharashtra
- South Konkan
- Vidarbha
Mention the types of rocks based on formation?
The types of rocks based on formation are
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:
| 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 |
