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प्रश्न
Which type of lavas weather into more fertile soil. Name also one useful feature of volcanicity other than soil fertility.
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उत्तर
Basic – type lava sheet weather into fertile soil e.g.Deccan trap soil. Other useful feature of volcanicity is that the precious minerals come out with the magma near the land surface e.g. diamond and gold etc.
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.
Fill in the blank below:
The Circum-Paciflc Belt is also called ____________.
Explain the various parts of a volcano.
Which volcano is known as the ‘lighthouse of the Mediterranean?
Name the three belts where volcanoes are found.
Indicate the world distribution of active volcanoes.
Describe the materials thrown out during volcanic eruption.
Describe any three advantages of volcanoes.
State two ways in which lava may come out of the earth’s crust giving an example of each type of these volcanic activities.
Differentiate between active dormant and extinct volcanoes.
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 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 whose eruption buried and destroyed two Roman towns.
Which four of the following words are connected with volcanic activity:
Karst, crater, drumlin, stalactite, gully, potholesl, ash, basalt, swallow, holes, dyke, domes, bluffs.
What is the following :
Fissure type of volcanoes
What is the following :
Spine or plug
What is the following :
Epicentre
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 ______.
