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प्रश्न
Give reasons for the following:
The Circum-Pacific Belt of volcanoes is called ‘The Ring of Fire’.
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उत्तर
The circum-pacific belt is truly known as “The Belt of Fire” or “The Ring of Fire” as 75% active volcanoes erupting fire are located in this belt.
संबंधित प्रश्न
Give one example of volcanic mountains.
What is a volcano?
What is the difference between magma and lava?
Name two types of landforms made by volcanoes. Give an example of each type.
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.
Name the largest active volcano in the world.
Which volcano is known as the ‘lighthouse of the Mediterranean?
Name the three belts where volcanoes are found.
Distinguish between :
Seismology and Volcanology.
Distinguish between :
Volcanic Dust and Volcanic Ash.
Describe the effect of volcanic eruption of Karakatoa in 1883.
Describe any three advantages of volcanoes.
What is a geyser?
State two ways in which lava may come out of the earth’s crust giving an example of each type of these volcanic activities.
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 large sill of acid lava which has solidified gradually giving a dome-like shape.
Give one word for the following :
A volcano where magma reaches the surface through a vent or a pipe..
Give one word for the following :
A volcano whose eruption buried and destroyed two Roman towns.
What is the following :
Spine or plug
What is the following :
Epicentre
Choose the odd one
Distinguish between Active volcano and dormant volcano
Iceland, the most active volcanic area is located on the ______.
Choose the odd one
An active volcano, Dormant volcano, Extinct Volcano, Shield volcano
