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Consider the following geological locations:
1. Coastal mountain ranges
2. Off-shore islands
3. Midst of Deep Ocean beds
Which of the above are likely for the occurrence of volcanoes?
- a)1 and 2 only
- b)2 and 3 only
- c)1 and 3 only
- d)All of the above
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
Consider the following geological locations: 1. Coastal mountain rang...
Mid-Atlantic ridges, hot spots and plate boundaries are major sources for volcanoes.
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Consider the following geological locations: 1. Coastal mountain rang...
Occurrence of Volcanoes in Geological Locations
The presence of volcanoes is closely associated with tectonic activity, and can occur in various geological settings. Let's explore the three mentioned locations:
1. Coastal Mountain Ranges
- Coastal mountain ranges are often formed at convergent plate boundaries where tectonic plates collide.
- The subduction of one plate beneath another leads to melting and the formation of magma, which can rise to create volcanic activity.
- Examples include the Andes in South America and the Cascades in the United States.
2. Off-shore Islands
- Off-shore islands can also be volcanic in origin, often formed by the same tectonic processes that create coastal mountain ranges.
- These islands frequently arise from hotspots or the movement of tectonic plates over magma plumes.
- Notable examples include the Hawaiian Islands, which are formed by a hotspot, and the Aleutian Islands, resulting from subduction zones.
3. Midst of Deep Ocean Beds
- Deep ocean beds are home to mid-ocean ridges, where tectonic plates are diverging.
- As the plates separate, magma rises from the mantle to fill the gap, leading to volcanic activity primarily in the form of underwater volcanoes.
- The formation of new oceanic crust occurs here, exemplified by the Mid-Atlantic Ridge.
Conclusion
In summary, all three geological locations—coastal mountain ranges, off-shore islands, and deep ocean beds—are likely to host volcanic activity due to their association with tectonic processes. Thus, the correct answer is option 'D': All of the above.
The presence of volcanoes is closely associated with tectonic activity, and can occur in various geological settings. Let's explore the three mentioned locations:
1. Coastal Mountain Ranges
- Coastal mountain ranges are often formed at convergent plate boundaries where tectonic plates collide.
- The subduction of one plate beneath another leads to melting and the formation of magma, which can rise to create volcanic activity.
- Examples include the Andes in South America and the Cascades in the United States.
2. Off-shore Islands
- Off-shore islands can also be volcanic in origin, often formed by the same tectonic processes that create coastal mountain ranges.
- These islands frequently arise from hotspots or the movement of tectonic plates over magma plumes.
- Notable examples include the Hawaiian Islands, which are formed by a hotspot, and the Aleutian Islands, resulting from subduction zones.
3. Midst of Deep Ocean Beds
- Deep ocean beds are home to mid-ocean ridges, where tectonic plates are diverging.
- As the plates separate, magma rises from the mantle to fill the gap, leading to volcanic activity primarily in the form of underwater volcanoes.
- The formation of new oceanic crust occurs here, exemplified by the Mid-Atlantic Ridge.
Conclusion
In summary, all three geological locations—coastal mountain ranges, off-shore islands, and deep ocean beds—are likely to host volcanic activity due to their association with tectonic processes. Thus, the correct answer is option 'D': All of the above.
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Consider the following geological locations: 1. Coastal mountain ranges2. Off-shore islands3. Midst of Deep Ocean bedsWhich of the above are likely for the occurrence of volcanoes? a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of the aboveCorrect answer is option 'D'. Can you explain this answer?
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Consider the following geological locations: 1. Coastal mountain ranges2. Off-shore islands3. Midst of Deep Ocean bedsWhich of the above are likely for the occurrence of volcanoes? a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of the aboveCorrect answer is option 'D'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Consider the following geological locations: 1. Coastal mountain ranges2. Off-shore islands3. Midst of Deep Ocean bedsWhich of the above are likely for the occurrence of volcanoes? a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of the aboveCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the following geological locations: 1. Coastal mountain ranges2. Off-shore islands3. Midst of Deep Ocean bedsWhich of the above are likely for the occurrence of volcanoes? a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of the aboveCorrect answer is option 'D'. Can you explain this answer?.
Consider the following geological locations: 1. Coastal mountain ranges2. Off-shore islands3. Midst of Deep Ocean bedsWhich of the above are likely for the occurrence of volcanoes? a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of the aboveCorrect answer is option 'D'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Consider the following geological locations: 1. Coastal mountain ranges2. Off-shore islands3. Midst of Deep Ocean bedsWhich of the above are likely for the occurrence of volcanoes? a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of the aboveCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the following geological locations: 1. Coastal mountain ranges2. Off-shore islands3. Midst of Deep Ocean bedsWhich of the above are likely for the occurrence of volcanoes? a) 1 and 2 onlyb) 2 and 3 onlyc) 1 and 3 onlyd) All of the aboveCorrect answer is option 'D'. Can you explain this answer?.
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