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प्रश्न
What are tectonic movements? How are these classified?
उत्तर
Tectonic movements are changes through earth’s natural activities which are known as ‘diastrophism’. These movements are of two types e.g. vertical movement and horizontal movement.
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संबंधित प्रश्न
How are volcanoes formed?
What is the following:
Fissure type of volcanoes
What is the following:
Mud volcanoes
Distinguish between the following pair of terms associated with vulcanicity:
Acidic Lava and Basic Lava
Distinguish between the following pair of terms associated with vulcanicity:
Crater and Caldera
Distinguish between the following pair of terms associated with vulcanicity:
Laccolith and Lapolith
Match the items given in Column A with the correct ones in Column B.
Column A | Column B |
1. A Rift valley lake | (a) Deccan Trap region of India |
2. A horst | (b) Fujiyama |
3. A basic lava sheet | (c) Tanganyika |
4. Composite cones | (d) Black forest plateau |
5. An active volcano | (e) Corndon Hill |
6. A Batholith | (f) The Alps |
7. A Phaccolith | (g) Upland of Britain is France |
8. A young Fold mountain | (h) Stromboli |
Give reasons for the following:
Earth’s movements have modified the Earth’s surface.
Assertion (A): The Pacific Ocean includes two thirds of the world’s volcanoes.
Reason (R): The boundary along the Eastern and Western coast areas of the Pacific Ocean is known as the Pacific Ring of Fire.
The upper part of the earth’s crust ______.