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प्रश्न
Give one example of an active volcano.
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उत्तर
An active volcano is Mt. Stromboli and Mt. Etna in Italy.
संबंधित प्रश्न
Explain the types of volcanoes on the basis of periodicity of eruption with examples.
Fill in the blanks with suitable words:
Volcanic activity is a ______ movement.
Name two types of landforms made by volcanoes. Give an example of each type.
What is called the Pacific Ring of Fire? Why is it called so?
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 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.
Which volcano is known as the ‘lighthouse of the Mediterranean?
In which belt most of the volcanoes of the world are found?
Indicate the world distribution of active volcanoes.
Distinguish between :
Seismology and Volcanology.
Distinguish between :
Volcanic Dust and Volcanic Ash.
Why is volcanic activity often associated with mountain building ?
Describe any three advantages of volcanoes.
What is a geyser?
Give two of its main characteristics of Geysers
Name a well known geyser.
What is the following:
‘Ring of Fire’
Give reasons for the following:
The Circum-Pacific Belt of volcanoes is called ‘The Ring of Fire’.
Answer the following:
Plate margins are zones of great volcanic activity.
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 volcano whose eruption buried and destroyed two Roman towns.
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.
