1. What are stream-like flows of incandescent molten rock erupted from a crater or fissurerD. Pyroclastic flowsA. AshfallB. LaharC. Lava flows2. Which of the following is the showers of airborne fine-to-course grained volcanic particlesthat fallout from the plumes of a volcanic eruption?A. AshfallD. Pyroclastic flowsB. LaharC. Lava flows3. Which of the following are potentially highly destructive owing to their mass, hightemperature, high velocity and great mobility?A. AshfallB. LaharC. Lava flows D. Pyroclastic flows4. Which of the following can lead to increased deposition of sediments along affected riversand result to long-term flooding problems in the low-lying downstream communities?A. Ashfall B. LaharC. Lava flows D. Pyroclastic flows5. How do you call a dependent on prevailing wind direction.B. DensityC. VelocityD. Dispersal6. What Typhoon brought heavy rains that caused lahars to be generated and buriedcommunities near a river on 2006?A. Ruping B. LumingC. RemingD. Dinang7. What is a massive collapse of a volcano, usually triggered by an earthquake or volcaniceruption?A. TsunamiB. Volcanic gasesC. Debris avalanche D. Ballistic projectiles8. What do you call a gases and aerosols released into the atmosphere, which include watervapour, hydrogen sulphide, sulphur dioxide, carbon monoxide, hydrogen chloride,hydrogen fluoride?A. Tsunami B. Volcanic gases C. Debris avalanche D. Ballistic projectiles9. What type of map are based on amalgamatioinformation?A. Geology-based mapB.integrated qualitative mapsc.integrated Qualitative mapsd.administratives map​