Volcanoes -Multiple Choice Questions Quiz

Question 1: What is a volcano?

(a) A type of earthquake
(b) A mountain formed by erosion
(c) A landform that results from tectonic activity where molten rock, ash, and gases erupt onto the Earth's surface
(d) A glacier with a conical shape

Question 2: What is the term for the opening at the top of a volcano through which materials are ejected during an eruption?

(a) Chasm
(b) Crater
(c) Vent
(d) Abyss

Question 3: Which type of volcano is characterized by steep sides and explosive eruptions?

(a) Shield volcano
(b) Stratovolcano (composite volcano)
(c) Cinder cone volcano
(d) Caldera volcano

Question 4: What type of lava has a low viscosity and flows easily?

(a) Aa lava
(b) Pahoehoe lava
(c) Andesitic lava
(d) Rhyolitic lava

Question 5: Which type of volcano has a broad, slightly domed shape and is formed by the accumulation of low-viscosity lava flows?

(a) Shield volcano
(b) Stratovolcano (composite volcano)
(c) Cinder cone volcano
(d) Caldera volcano

Question 6: What type of volcanic eruption is characterized by powerful explosions that eject a mixture of hot gas, ash, and rocks into the atmosphere?

(a) Effusive eruption
(b) Phreatic eruption
(c) Plinian eruption
(d) Strombolian eruption

Question 7: Which type of volcano is typically small, with steep slopes, and is formed by the accumulation of tephra (fragments of volcanic material)?

(a) Shield volcano
(b) Stratovolcano (composite volcano)
(c) Cinder cone volcano
(d) Caldera volcano

Question 8: What is a caldera?

(a) A volcanic island
(b) A large crater formed by the eruption of a stratovolcano
(c) A type of lava flow
(d) A volcanic cone with gentle slopes

Question 9: What is a pyroclastic flow?

(a) A type of lava flow with a ropey texture
(b) A stream of molten lava
(c) A flow of hot gases, ash, and volcanic debris that moves rapidly down the slopes of a volcano
(d) A volcanic eruption that produces no lava

Question 10: What type of volcanic feature is formed when a volcanic vent collapses after an eruption, leaving a depression in the ground?

(a) Caldera
(b) Crater
(c) Fissure
(d) Lava tube

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Results:

Total score: /10

Answer key:

Question 1: c

Question 2: c

Question 3: b

Question 4: b

Question 5: a

Question 6: c

Question 7: c

Question 8: b

Question 9: c

Question 10: b