Which Hawaiian volcano is one of the world’s most active, known for its 2025 lava flows?
Answer:
Kilauea
Kilauea, located in Hawaii, USA, is one of the world’s most active volcanoes, with ongoing eruptions in 2025, including dome fountains noted in X posts. Mauna Loa is also active, Hualalai and Kohala are dormant, making Kilauea the correct choice.
2
What is Italy’s most active volcano, frequently erupting on Sicily?
Answer:
Mount Etna
Mount Etna, on Sicily, Italy, is Europe’s most active volcano, with frequent eruptions noted in X posts for recent activity. Mount Vesuvius is less active, Stromboli and Vulcano are smaller, making Mount Etna the correct answer.
3
Which Italian volcano buried Pompeii in 79 AD?
Answer:
Mount Vesuvius
Mount Vesuvius, near Naples, Italy, is infamous for its 79 AD eruption that buried Pompeii, with 2025 excavations uncovering new artifacts, as per web sources. Mount Etna, Campi Flegrei, and Ischia are other volcanoes but not linked to Pompeii, making Vesuvius the correct choice.
4
What is the Washington volcano that erupted catastrophically in 1980?
Answer:
Mount St. Helens
Mount St. Helens, in Washington, USA, erupted in 1980, causing widespread destruction, as noted in an X post commemorating its 45th anniversary. Mount Rainier, Adams, and Glacier Peak are nearby but less active, making Mount St. Helens the correct answer.
5
Which Indonesian volcano is known for its frequent and deadly eruptions?
Answer:
Mount Merapi
Mount Merapi, in Java, Indonesia, is one of the world’s most active and dangerous volcanoes, with recent eruptions noted in X posts. Krakatoa, Bromo, and Agung are also active but less frequent, making Mount Merapi the correct choice.
6
What is Mexico’s active volcano near Mexico City, monitored for 2025 activity?
Answer:
Popocatépetl
Popocatépetl, near Mexico City, is Mexico’s most active volcano, with 2025 activity reported in X posts. Colima is active but smaller, Paricutín is dormant, and Pico de Orizaba is less active, making Popocatépetl the correct choice.
7
Which underwater volcano off Oregon is predicted to erupt in 2025?
Answer:
Axial Seamount
Axial Seamount, an underwater volcano off Oregon’s coast, is predicted to erupt in 2025, causing thousands of earthquakes, as per web sources. Newberry Volcano and Three Sisters are terrestrial, and Cleft Segment is less studied, making Axial Seamount the correct answer.
8
Which U.S. supervolcano had its magma cap imaged clearly in 2025?
Answer:
Yellowstone Caldera
Yellowstone Caldera, in Wyoming, USA, is a supervolcano with a magma cap imaged in 2025, as reported in web sources. Long Valley, Valles, and Clear Lake are other calderas but lack 2025 imaging reports, making Yellowstone Caldera the correct choice.
9
Which Guatemalan volcano is one of the most active, with 2025 live streams?
Answer:
Fuego Volcano
Fuego Volcano, in Guatemala, is highly active, with 2025 eruptions live-streamed, as noted in web sources. Pacaya and Santa María are active, Acatenango is dormant, making Fuego Volcano the correct choice.
10
What is Japan’s highly active volcano on Kyushu, monitored in 2025?
Answer:
Sakurajima
Sakurajima, on Kyushu, Japan, is one of Japan’s most active volcanoes, with 2025 activity reported in X posts. Mount Fuji is iconic but dormant, Aso and Unzen are less active, making Sakurajima the correct choice.
11
Which Hawaiian volcano, one of the world’s largest, shares a magma source with Kilauea?
Answer:
Mauna Loa
Mauna Loa, in Hawaii, USA, is one of the world’s largest volcanoes, with 2025 studies confirming its shared magma source with Kilauea, as per web sources. Mauna Kea and Haleakalā are dormant, Lo‘ihi is underwater, making Mauna Loa the correct choice.
12
Which Canary Islands volcano had ash studies conducted in 2025?
Answer:
El Hierro
Cumbre Vieja, on La Palma, Canary Islands, Spain, had volcanic ash analyzed in 2025, as reported in web sources. Teide, El Hierro, and Timanfaya are other volcanoes but lack 2025 ash studies, making Cumbre Vieja the correct choice.
13
Which Icelandic volcano is monitored for potential 2025 eruptions?
Answer:
Hekla
Hekla, in Iceland, is a highly active volcano monitored for potential 2025 eruptions, as noted in web sources on Iceland’s volcanic activity. Katla, Eyjafjallajökull, and Grímsvötn are also active but less emphasized in 2025, making Hekla the correct choice.
14
Which Antarctic volcano is one of the southernmost active volcanoes?
Answer:
Mount Erebus
Mount Erebus, in Antarctica, is the southernmost active volcano, with ongoing activity noted in X posts. Mount Hope and Mount Melbourne are less active, Deception Island is a caldera, making Mount Erebus the correct choice for this additional MCQ.
15
Which Indonesian volcano erupted violently in 1883, causing global climate effects?
Answer:
Krakatoa
Krakatoa, in Indonesia, erupted in 1883, causing global cooling, and remains active, as noted in web sources on historic eruptions. Tambora and Toba had earlier impacts, Rinjani is less significant, making Krakatoa the correct choice for this additional MCQ.
