6. The moving molten rocks called magma reaches the earth's
surface and flow out as
A. ashes B. lava C. nickel D. vent
7. What does PHIVOLCS mean?
A. Philippine Institute of Volcanology
B. Philippine Institute of Volcanologists
C. Philippine Institute of Volcanology and Seismology
D. Philippine Institute of Volcanologists and Seismologist
8. Which of the following shows the recreational benefits of volcanic
eruption?
A. Volcanoes can promote tourism.
B. Volcanoes' burning lava can turn into most fertile soil.
C. Volcanic regions use underground steam as a source of
electricity.
D. Volcanoes contain very rich amount of mineral such as gold,
silver and copper.
9. When are volcanic eruptions considered beneficial?
A. when they build volcanic island
B. when they make surrounding area fertile
C. when they hasten the growth of certain microorganisms
D. Both A and B
10. People are warned that Mt. Bulusan may erupt for three days.
What should the people living near the Danger Zone do?
A. Wait for next bulletin.
B. Follow orders to evacuate.
C. Brace the roof of their houses.
D. Cover the roof with sandbags.​