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प्रश्न
Differentiate between active dormant and extinct volcanoes.
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उत्तर
Active volcanoes go on erupting magma continuously e.g. stromboli (North of Sicily). Dormant volcanoes erupt in accidental intervals e.g. Mt. Vesuvius in Italy. Extinct volcanoes stop eruption forever. e.g. Mt. Fujiyama in Japan.
संबंधित प्रश्न
Fill in the blanks with suitable words:
Volcanic activity is a ______ movement.
What is the difference between magma and lava?
What is called the Pacific Ring of Fire? Why is it called so?
How are hot springs formed?
Fill in the blank below:
The Circum-Paciflc Belt is also called ____________.
Name the largest active volcano in the world.
Name the three belts where volcanoes are found.
Distinguish between :
Seismology and Volcanology.
Distinguish between :
Volcanic Dust and Volcanic Ash.
Why is volcanic activity often associated with mountain building ?
Give two of its main characteristics of Geysers
State two ways in which lava may come out of the earth’s crust giving an example of each type of these volcanic activities.
What is the following:
‘Ring of Fire’
Give reasons for the following:
Basic lava cones are broader than Acid lava cones.
Answer the following:
Plate margins are zones of great volcanic activity.
Give one word for the following :
A volcano whose eruption buried and destroyed two Roman towns.
Which type of lavas weather into more fertile soil. Name also one useful feature of volcanicity other than soil fertility.
Describe the distribution of volcanoes in the world.
OR
Name the important belts of volcanoes.
What are the influences of volcanoes eruption on man?
OR
What is the importance of volcanoes?
OR
Mention adverse and beneficial effects of volcanoes.
What is the following :
Fissure type of volcanoes
What is the following :
Spine or plug
Choose the odd one
Give an example of extinct volcano.
Name the three types of volcanoes based on periodicity of eruption.
Describe the classification of volcanoes based on the eruptions.
Iceland, the most active volcanic area is located on the ______.
Choose the odd one
An active volcano, Dormant volcano, Extinct Volcano, Shield volcano
