Page 260 - Health, Population and Environment Education 9

21. Earthquake may occur at any time. So we should adopt various measures to keep
us safe during the earthquake.
22. The overflow of water on both sides of a river, stream, etc. due to heavy rainfall,
melting of ice, outburst of glacier lakes, blockade of river, etc. is called flood.
23. The slide of landmass, soil, rock, etc. downwards due to effect of gravity is called
landslide. The mitigating measures and management of flood and landslide are
given below.
24. Glaciers are essential natural resources and sources of river that provide fresh-
water in the Himalayan region of Nepal.
25. A type of outburst flood that occurs due to filling of the dam containing a glacial
lake is called glacial lake outburst flood.
26. An avalanche is a rapid flow of snow down a sloping surface. It is commonly called
a snow slide.
27. Human beings cannot stop natural disasters from occurring. But, there is the
possibility of minimizing the damage and loss that may occur by natural disaster.
28. The education that educates people an various safety practices at work, at school,
on the road and in daily life is called safety education.
29. School safety education consists of fire drills, earthquake drills, and school lock
down processes. These courses begin in primary school and are repeated in high
school.

Exercise

A. Write very short answer to the following questions.
1. What is primary health care?

2. Write two characteristics of primary health care.
3. Mention any two elements of primary health care
4. What is meant by risk?
5. What is meant by hazard?

6. What is earthquake?
7. Mention any two precautions prior to earthquake
8. Write any two safety measures that should be adopted during earthquake

9. What is flood?
10. Write any two cases of flood.
11. What is landslide?
12. Write any two precautions that should be adopted during flood.

260 GREEN Environment Population and Health Education Book-9