PAHELP PO PLEASE
1. Volcanoes erupt differently, the following are types of volcanic eruption
EXCEPT
A. Composite B. Hydrothermal C. Vulcanian D. Strombolian
2. Which of the following is NOT a sign of an impending volcanic eruption?
A. Explosion with lava and ashes
B. Increase in the frequency of volcanic quakes
Drying up of springs/wells around the volcano
D. Increase in the extent of drying up of vegetation around the volenno's
upper slopes.
3. Another way of classifying volcanoes is by their cone. Which of the following
volcanoes in the Philippines is classified as Composite Cone?
A. Iraya Volcano
C. Mayon Volcano
B. Kanlaon Volcano
D. Taal Volcano
4. The following are the extemal parts of volcuno EXCEPT
2.
A. base
B. magma
C. slope
D. summit
5. PHIVOLCS classify volcanoes according to records of the eruption. Which of
the following DOES NOT describe an active volcano?
A with recerds of eruption
B. erupted 10,000 years ago
c. have not erupted for the last 10,000 years
D. with records of eruption within the last 000 years