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प्रश्न
Why is volcanic activity often associated with mountain building ?
उत्तर
Most of the active volcanoes are formed along the fold mountains such as the Himalayas, The Alps, The Andes etc. Fold mountains have been formed by mountain building movements. These involve intense folding and faulting which mark lines of weakness on the surface. Most of the eruptions take place along these lines of weak.
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संबंधित प्रश्न
Explain the types of volcanoes on the basis of periodicity of eruption with examples.
Give one example of volcanic mountains.
What is a volcano?
What is the difference between magma and lava?
Give one example each of an active volcano and a dormant volcano.
What is the difference between dormant volcano and an extinct volcano?
Name two types of landforms made by volcanoes.
How are hot springs formed?
Fill in the blank below:
The forces arising from the interior of the earth are called _________ forces
Explain the various parts of a volcano.
Name the largest active volcano in the world.
Indicate the world distribution of active volcanoes.
Distinguish between :
Seismology and Volcanology.
Describe the materials thrown out during volcanic eruption.
Describe any three advantages of volcanoes.
Differentiate between active dormant and extinct volcanoes.
What is the following:
‘Ring of Fire’
Give reasons for the following:
Basic lava cones are broader than Acid lava cones.
Give one word for the following :
A volcano which has the possibility of erupting in future.
Give one word for the following :
A volcano where magma reaches the surface through a vent or a pipe..
What is the following :
Spine or plug
What is the following :
Epicentre
Choose the odd one
Answer in a word
Give an example of extinct volcano.
Distinguish between Active volcano and dormant volcano
Choose the odd one.
Stromboli, Helens, Hawaii, Fujiyama
Choose the odd one
An active volcano, Dormant volcano, Extinct Volcano, Shield volcano
