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प्रश्न
Mention any two characteristics of Sedimentary Rocks.
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उत्तर
- Sedimentary rocks are formed from material derived from other rocks, including plant and animal remains. These rocks thus contain fossils.
- Sedimentary rocks are generally not crystalline. They are soft and layered, as they are formed by deposition of sediments.
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संबंधित प्रश्न
Fill in the blank
Granite is an example of intrusive ________ rocks.
Write True or False. Rewrite the false statement correctly :
Sedimentary rocks are formed by the cooling and solidification of molten rock called magma
Write True or False. Rewrite the false statement correctly :
Igneous and sedimentary rocks can change into metamorphic rocks.
Classify the following rocks by selecting the correct option given below:
schist
How do acidic igneous rocks differ from basic igneous rocks?
State two characteristics of Basic Igneous Rocks.
Explain this term associated with rocks: Laccoliths and Batholiths
Explain this term associated with rocks: Metamorphism
State the types of rocks for the formation of which the following process is involved.
Formation of large crystals, coarse texture and slow cooling and compaction.
How are igneous rocks classified on the basis of their chemical composition?
What are the causes of metamorphism?
Name different types of sedimentary rocks.
Sedimentary rocks are also called stratified rocks. Why?
Classify the following rock: Dolomite
Classify the following rock: Rock salt
Give one word for the following.
The lower part of ocean floor, comprising mainly of silica.
What is the basis for the classification of rocks?
Match the following:
| (a) | Igneous | (i) | Magma |
| (b) | Sedimentary | (ii) | Transformation |
| (c) | Metamorphic | (iii) | Gypsum |
| (d) | Molten material | (iv) | Basalt |
| (e) | Rock Cycle | (v) | Marble |
