Importance of water in the body
- Water is the most essential constituent of life.
- Life cannot exist without water.
- About 90% of water is present in protoplasm
- Water is also available to the body through three sources - drinking water, water stored in food and metabolic water.
- It is a universal solvent and is a medium for a number of metabolic activities.
- It helps in the transport of substances from one part of the body to the other part digested food, hormones, excretory wastes etc.,
- It also helps in regulating the body temperature.
- For aquatic animals, it is a source of oxygen. Eg: Amoeba, hydra, leach, fish etc.,