NCERT Solutions - Floods, Disaster Management, Class 8 Class 8 Notes | EduRev

Class 8 Social Science by VP Classes

Class 8 : NCERT Solutions - Floods, Disaster Management, Class 8 Class 8 Notes | EduRev

The document NCERT Solutions - Floods, Disaster Management, Class 8 Class 8 Notes | EduRev is a part of the Class 8 Course Class 8 Social Science by VP Classes.
All you need of Class 8 at this link: Class 8

Exercises


Q.1. List the causes for floods.
Ans.
Causes of floods include heavy rains, melting of snow, strong tides, storms and cyclones, sediment deposition or silting of riverbeds. Other causes are blocking of river channels after landslides, change in river course and inefficient engineering design in construction of dams, embankments and canals.
 

Q.2. Suggest measures to prevent damage from frequent flooding. Two measures have been suggested, add more.
1. Raising the height of public and private buildings in low lying areas
2. De-silting river beds regularly
3. ......................................................
......................
4. ......................................................
......................
5. ......................................................
......................
Ans.
* Improving engineering design in construction of dams. * Preparing evacuation spots beforehand.
* Keeping emergency kits ready.
 

Q.3. How can communities prepare to face floods?
Ans.
In seasons of flooding, people in flood-prone areas should identify nearest safe shelters. An emergency kit containing useful objects like a first-aid kit, torch, water-proof bags, etc should be kept handy. After a flood warning is issued, the radio and the TV should be constantly used for further information. Dry food, drinking water and warm clothes should be kept handy. Taking these steps can be helpful in minimising damage due to floods.


Q.4. What should a community do before every flood season, to be prepared?
Ans.
When the season of floods arrives, people in flood-prone areas can prepare by identifying nearest safe shelters and evacuation spots. Emergency kits containing useful objects like a first-aid kit, torch, water-proof bags, etc should be kept handy.

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