2. * We need water to live. * plants and animals also need water to live.

3. * Water comes from : - ① rain ② river ③ sea ④ ground water.

4. * We store river water by making dams. ex: High dam in Egypt. * Water from lakes rivers or ponds is not clean enough to drink, it contains dirt and germs.

5. * Dirty water from our homes and factories flow into the rivers. This makes the river water more dirty. * Drinking dirty water makes us ill. * Water has to be clean before it's supplied to our homes.

6. Revision * Put ( ✓ ) or (X) : - 1- Water comes only from rivers. ( )

7. ( X )

8. 2) we can drink dirty water. ( )

9. ( x )

10. . 3) Water that looks clean will not have any germs. ( )

11. ( x )

12. 4) We can't store the river water. ( )

13. ( X )

14. 5) Only Plants need water. ( )

15. ( x )

16. 6) We can't live without water. ( )

17. ( ✓ )

18. Thank you