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प्रश्न
Indicate the world distribution of active volcanoes.
उत्तर
There are about 500 active volcanoes. Most of them are confined to Circum-Pacific Belt and Mid World Mountain Belt.
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संबंधित प्रश्न
What is a volcano?
What is called the Pacific Ring of Fire? Why is it called so?
Name the three types of volcanoes on the basis of the frequency of their eruption.
Match the Following:
| Column A | Column B |
| 1. Vent | (a) An active volcano |
| 2. Extinct | (b) Hot water fountain |
| 3. Geyser | (c) Dead Volcano |
| 4. Mt. Stromboli | (d) An opening in the earth's crust through which lava flows. |
| 5. Cinder Cone | (e) A volcanic landform. |
Fill in the blank below:
The forces arising from the interior of the earth are called _________ forces
Fill in the blank below:
The molten rock that reaches the surface of the earth is called ______.
Fill in the blank below:
A lava ___________is made up of basic lava flows solidified away from the vent.
Explain the various parts of a volcano.
Which volcano is known as the ‘lighthouse of the Mediterranean?
Distinguish between :
Seismology and Volcanology.
Describe any three advantages of volcanoes.
Give two of its main characteristics of Geysers
What is the following:
‘Ring of Fire’
Give one word for the following :
The lava which is poor in silica and rich in iron and magnesium.
Give one word for the following :
A large sill of acid lava which has solidified gradually giving a dome-like shape.
Give one word for the following :
A volcano whose eruption buried and destroyed two Roman towns.
Describe the distribution of volcanoes in the world.
OR
Name the important belts of volcanoes.
What is the following :
Fissure type of volcanoes
What is the following :
Spine or plug
______ Volcano is known as light house of Mediterranean Sea.
An example for active volcano is ______.
Describe the classification of volcanoes based on the eruptions.
