Volcano -Multiple Choice Questions Quiz

Interactive MCQs on “Volcano”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is a volcano?

(a) A deep ocean trench
(b) A large underground cave
(c) A vent in the Earth's crust through which molten rock, ash, and gases are ejected
(d) A high mountain peak

Question 2: Which type of volcano has a broad, gently sloping shape and is built from layers of lava flows?

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

Question 3: What is the term for a volcanic mudflow that can occur during or after a volcanic eruption?

(a) Pyroclastic flow
(b) Lava flow
(c) Lahar
(d) Tephra

Question 4: Which famous volcanic eruption occurred in AD 79 and buried the Roman cities of Pompeii and Herculaneum?

(a) Mount Vesuvius, Italy
(b) Mount St. Helens, USA
(c) Mount Krakatoa, Indonesia
(d) Mount Fuji, Japan

Question 5: What is the term for an opening or depression at the summit of a volcano, often filled with a crater lake?

(a) Magma chamber
(b) Vent
(c) Caldera
(d) Fumarole

Question 6: Which type of volcano is characterized by explosive eruptions and the ejection of volcanic fragments, ash, and gas?

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

Question 7: What is the primary gas released during volcanic eruptions that can pose a threat to human health and the environment?

(a) Carbon dioxide (CO2)
(b) Nitrogen (N2)
(c) Oxygen (O2)
(d) Sulfur dioxide (SO2)

Question 8: Which volcanic feature is a vertical pipe-like conduit that connects the magma chamber to the surface of the Earth?

(a) Caldera
(b) Lava tube
(c) Vent
(d) Pyroclastic flow

Question 9: What is the term for an accumulation of volcanic fragments, such as ash, lapilli, and volcanic bombs, ejected during an explosive eruption?

(a) Magma chamber
(b) Lava flow
(c) Tephra
(d) Lahar

Question 10: Which region of the world, known as the 'Ring of Fire,' is characterized by a high concentration of volcanic activity and earthquakes?

(a) Mediterranean Sea
(b) Pacific Ocean
(c) Atlantic Ocean
(d) Indian Ocean