1What is a water source? Name its two main kinds and explain how they are connected.
2What is a watershed? Why is it said that a watershed cannot be photographed?
3Why is a watershed area important?
4What kind of area is called a wetland? Give examples from Nepal.
5Throw light on the importance of wetland areas.
6Why does a wetland hold so many kinds of living thing?
7Explain how the same amount of rainfall can cause both a flood and a drought.
8How can the loss of life and property along riverbanks caused by floods be reduced?
9A village well drops lower every year although rainfall has not changed. Give two possible explanations.
10What is the similarity between a water source, a watershed and a wetland?