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प्रश्न
What are ‘Volcanoes’?
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उत्तर
‘Volcanoes’ are the outlets of magma through a vent or cracks in the form of a conical volcanic hill or through various holes known as fissure eruption.
संबंधित प्रश्न
Give an example each of conical volcano and fissure volcano.
How are volcanoes formed?
What is‘magma’?
What is the following:
Caldera
Distinguish between the following pair of terms associated with vulcanicity:
Acidic Lava and Basic Lava
Distinguish between the following pairs of terms associated with the crustal movement of the earth:
Tilted Block mountains and Lifted Block mountains
Answer the following:
Earthquakes are common in the belt of young fold mountains.
Give reasons for the following:
Earth’s movements have modified the Earth’s surface.
Assertion (A): The Pacific Ocean includes two thirds of the world’s volcanoes.
Reason (R): The boundary along the Eastern and Western coast areas of the Pacific Ocean is known as the Pacific Ring of Fire.
How many major zones of volcanic activities in the world?
