Page 96 - SST Class 05

2. The Richter scale is used to know the intensity of a/an ____________ .
(a) volcano (b) earthquake (c) cyclone
3. ____________ flows out when a volcano erupts.

(a) water (b) thick juice (c) lava
4. A ____________ is the excess of water while a ____________ is the shortage of water.
(a) flood, drought (b) drought, flood (c) none of these
B. Write TRUE or FALSE :
1. A disaster can cause destruction to life and property. _______
2. Manmade disasters are caused by natural causes. _______

3. When tectonic plates rub against each other, an earthquake is caused. _______
4. Circular winds move in a cyclone. _______
5. In a landslide, rocks slide down swiftly. _______
6. There is a need to rehabilitate the victims of a disaster. _______
C. Answer the questions briefly :

1. What is a disaster?
2. How is an earthquake caused?
3. When does a tsunami occur?
4. What is the difference between a flood and a drought?
5. How dangerous can a cyclone be?
6. What role can you play in the case of a disaster?

Activity

v Write the full forms of the following terms :
1. NDRF : ______________________________________________________________________________________________
2. NDMA : ______________________________________________________________________________________________

3. NDP : ______________________________________________________________________________________________
Also find out the full forms of the following :
4. CRPF : ______________________________________________________________________________________________
5. BSF : ______________________________________________________________________________________________

Disaster and You
v After an earthquake, you notice a person trapped under the rubble of a building. What will
you do? Write in brief :
________________________________________________________________________________________________________________
________________________________________________________________________________________________________________

96 Contemporary Social Science-5