Available Answers

1. 1.

   Multiple choice questions.

   1. Magma comes to the earth's surface through openings called:
      1. epicentre
      2. vent
      3. lava
      4. none of these
   2. Mount Etna is:
      1. an active volcano
      2. an extinct volcano
      3. a dormant volcano
      4. not a volcano
   3. The intensity of an earthquake is recorded by an instrument called the:
      1. seismology
      2. seismograph
      3. ecology
      4. electro cardiogram
   4. Malaria and dengue spread through:
      1. Housefly
      2. Bacteria
      3. Sand fly
      4. Mosquito
   5. Strong tropical winds that cause great amount of damage to life and property are called:
      1. cyclone
      2. tsunami
      3. flood
      4. drought
   6. A sudden movement on the surface of the earth is called a:
      1. flood
      2. cyclone
      3. earthquake
      4. tsunami
   7. Dam should be constructed to control:
      1. earthquake
      2. overflow of water
      3. cyclone
      4. tsunami
2. 2.

   Fill in the blanks.

   dormant, Japanese, focus, drought, lava, flood

   1. The hot magma which flows out through vents and reaches the earth's surface is called ____________.
   2. ____________ volcanoes have not erupted for a long time, but may erupt in the near future.
   3. The origin point of an earthquake deep below the earth's surface is called the ____________.
   4. Tsunami is a ____________ word.
   5. A weather forecasting system gives warnings about cyclones and ____________.
   6. ____________ can be defined as acute scarcity of water.
3. 3.

   How do government agencies help people during natural calamities?

4. 4.

   What is an earthquake? What are its effects?

5. 5.

   What role should you play when a natural calamity occurs?

6. 6.

   Describe the different types of volcanoes.