Tectonic Hazards Quiz

What type of tectonic plate boundary is characterised by plates moving away from each other?

• Convergent boundary

• Divergent boundary

• Transform boundary

• Subduction zone

Which type of volcanic eruption is the most explosive?

• Hawaiian

• Strombolian

• Vulcanian

• Plinian

What instrument is commonly used to monitor volcanic activity by measuring ground deformation?

• Seismometer

• GPS

• Tiltmeter

• Barometer

Which of the following is a primary hazard of volcanic eruptions?

• Lahars

• Pyroclastic flows

• Acid rain

• Climate change

What is the main gas emitted by volcanoes that can cause respiratory problems?

• Carbon dioxide

• Sulphur dioxide

• Methane

• Nitrogen

Which type of tectonic plate boundary is associated with the creation of new oceanic crust?

• Convergent boundary

• Divergent boundary

• Transform boundary

• Subduction zone

What is the term for a volcanic mudflow?

• Pyroclastic flow

• Lahar

• Tephra

• Lava flow

Which of the following is a long-term mitigation strategy for volcanic eruptions?

• Evacuation plans

• Building barriers

• Land-use planning

• Emergency kits

What is the name of the scale used to measure the explosiveness of volcanic eruptions?

• Richter scale

• Volcanic Explosivity Index (VEI)

• Mercalli scale

• Moment Magnitude scale

Which type of volcanic eruption is characterised by the effusion of basaltic lava flows?

• Hawaiian

• Strombolian

• Vulcanian

• Plinian