Water is a source of life because 70% of our body contains water in it. Lack of water in body will cause many disease and problems. if there will be no water we will have to face ,any problems. Water is essential for every part of the body. Our blood is fluid because it contain water. It is fluid so it can rotate properly throughout the body and if there will be less water blood will also not able to flow properly. that's why it is said that water is a source of life.
Water is a part which makes earth . Apart from this it is also very useful to us not only that without it we cannot live but also that it is also used for taking bath as well as it is also used for taking out urea which is a harmful substance in our body in the form of sweat . As we all know that our body is made up of 70 % of water so that is why water is a main source of life .