Quiz on Natural Disasters

What causes Tsunami ?

• Sudden vertical movement of the Earth

• Convergence of destructive plates in ocean floor

• Explosive volcanic eruption in the sea/ocean

• All of these

A Geophysieist who studies earthqukes and the Mechanical characteristics of the earth is called

• Seismologist

• Geographer

• Geologist

• Archaeologist

Which of the following is not part of geological disaster ?

• Valcanoes

• Earthquakes

• Tsunami

• Sea surge

A place where an earthquake originates is called the

• Focus

• Tsunami

• Fault line

• Epicenter

As the magnitude of natural disasters increases their frequency of occurrence ?

• Increases

• Remains the same

• Decreases

• Varies over time

Powerful Tsunami are most frequently produced by

• Valcanoes

• Underwater landslides

• Earthquakes

• Impacts of asteroids

Rain water harvesting should be practiced to prevent

• Droughts

• Floods

• Earthquakes

Excessive Rainfall is the cause of

• Floods

• Deforestation

• Droughts

Valcanic eruption occur when the pressure inside the earth

• Increases

• Decreases

• None of these

Very strong and violent windstorm moving in a spiral is called a

• Cyclones

• Droughts

• Thunderstorm