. Why is water essential for life
- Water is essential to life because all life forms depend on it.
- Life began in the presence of water.
- Water is the medium of life.
- It is the most abundant compound found in all organisms. It varies from 65 to 89 % in different organisms.
- Human tissues contain about 20 % water in bone cells and 85% in brain cells.
- Almost all the reactions of a cell occur in the presence of water.
Hence the above points proves that why water is essential for life.