Available Answers

1. 1.

   In times of natural disasters, our courage, strength and human spirit are put to test. Which of the following do you think you would do?

   • Panic and run.
   • Save yourself.
   • Seek help.
   • Save others if you can.
2. 2.

   Choose the correct option. (MCQs)

   1. Instrument used to measure the intensity of an earthquake is called
      1. Richter scale
      2. epicentre
      3. seismometer
      4. thermometer
   2. Which among the following statements is false?
      1. Tremors after an earthquake are called aftershocks.
      2. On cooling, lava forms rocks.
      3. Mt. Erebus is an active volcano.
      4. Planting of trees on a large scale helps prevent earthquakes.
   3. Which of the following word/term is not associated with a volcano?
      1. Vent
      2. Magma
      3. Lava
      4. Epicentre
   4. Which among the following is the name of an area with active volcanoes?
      1. Ring of fire
      2. Barren Island
      3. Andaman and Nicobar Islands
      4. Bhuj
3. 3.

   One word is wrong in each of the following statements. Identify the wrong word and rewrite the statement correctly.

   1. Floods occur due to shortage of rainfall.
   2. Dormant volcanoes are those that are dead and inactive.
   3. Drought is measured on a Richter scale.
   4. Earthquakes occur in the coastal areas.
   5. Mantle is the uppermost layer of the Earth.
4. 4.

   Define a natural disaster.
5. 5.

   What is epicentre?
6. 6.

   List three things that happen as a result of drought.