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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.
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.
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संबंधित प्रश्न
Give one example of volcanic mountains.
What is a volcano?
Name two types of landforms made by volcanoes.
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:
A lava ___________is made up of basic lava flows solidified away from the vent.
Fill in the blank below:
The Circum-Paciflc Belt is also called ____________.
Name the largest active volcano in the world.
Which volcano is known as the ‘lighthouse of the Mediterranean?
Indicate the world distribution of active volcanoes.
Describe the effect of volcanic eruption of Karakatoa in 1883.
What is a geyser ?
Name a well known geyser.
Differentiate between active dormant and extinct volcanoes.
Give reasons for the following:
Basic lava cones are broader than Acid lava cones.
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 funnel shaped hollow at the top of a volcanic cone.
Give one word for the following :
A volcano where magma reaches the surface through a vent or a pipe..
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
Choose the odd one
Answer in a word
Give an example of extinct volcano.
Choose the odd one.
Stromboli, Helens, Hawaii, Fujiyama
Choose the odd one
An active volcano, Dormant volcano, Extinct Volcano, Shield volcano
