Q. Top of magma is forced onto Earth's surface is known as
✅ Correct Answer: (C)
Vent
Explanation:
When magma from beneath the Earth's crust reaches the surface, it emerges through an opening called a vent. This vent is the main outlet through which lava, ash, and gases are expelled during a volcanic eruption.
- Pipe: A conduit that carries magma from the magma chamber to the vent.
- Cone: The mountain-like structure formed from successive eruptions.
- Crater: The bowl-shaped depression at the top of the volcano.
- Vent: The actual opening on the Earth’s surface where magma is released.
Therefore, the correct answer is (C) Vent.
Explanation by: Mr. Dubey
When magma from beneath the Earth's crust reaches the surface, it emerges through an opening called a vent. This vent is the main outlet through which lava, ash, and gases are expelled during a volcanic eruption.
- Pipe: A conduit that carries magma from the magma chamber to the vent.
- Cone: The mountain-like structure formed from successive eruptions.
- Crater: The bowl-shaped depression at the top of the volcano.
- Vent: The actual opening on the Earth’s surface where magma is released.
Therefore, the correct answer is (C) Vent.