Bhawna bhardwaj :subject matter expert at edumarz
Answer : Water is essential for life in many ways :-
Water is a important constituent of protoplasm.
Water helps to maintain body temperature steady.
Water helps in the process of Digestion in living organism .
It helps to expel Metabolites wastes from the body of living organism in the form of Urine and Sweat.
Water is taken by Autotrophs to synthesise food by the process of Photosynthesis.
All the chemical reaction that occurs in body of living organism use water as a solvent.