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प्रश्न
Fill in the blanks
______ is formed, when the angular and coarse grains of some durable minerals are cemented together.
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उत्तर
Breccia rock is formed, when the angular and coarse grains of some durable minerals are cemented together.
संबंधित प्रश्न
Why is coal hard and chunky?
Write True or False. Rewrite the false statement correctly :
Minerals are organic substances.
Write True or False. Rewrite the false statement correctly :
Basalt is an example of an intrusive igneous rock.
With the help of your teacher, collect different types of rocks such as granite, sandstone, limestone, marble, slate, graphite, etc. and prepare a chart containing information about their colour, hardness, texture, and permeability.
Which rocks are associated with fossil fuels?
What are known as metamorphic rocks?
What is meant by the term ‘metamorphism’?
Fill in the blanks
The interior layer is the core, which is made up mainly of iron and nickel, and is called ______.
Give reasons for the following
Extrusive rocks generally have small crystals.
Give reasons for the following
Man’s habitat is the biosphere and not the lithosphere in the true sense.
Distinguish between Metamorphic rock and sedimentary rock.
What are fossils?
Parent Rock is converted to loose Rock by ______.
Oldest Sedimentary rocks of the world has been identified in Green land.
Explain the type of Igneous Rocks.
______ rocks are also called Primary rocks.
Why are crystalline rocks called so?
Explain Dynamic Metamorphism.
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. | Granite | 1. | Bed rock |
| B. | Soil layer | 2. | Plutonic rock |
| C. |
Barren island |
3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
