Question

why is water necessary for all living organisms?

Answer 1

Human body needs water to survive. Our body is made up of cells and I order for cells to perform normally they need water. Cells perform all its functions in the presence of water. In human body, water is a medium for almost every cellular function.

Not just human beings plants, animals, microbes all need water to survive.  

Answer 2

Importance of water

Explanation:

• Water is important for all living being.It is an important material which our body requires.

• Many animals like fish and aquatic organism for their survival as they require oxygen for respiration with in the water.

• Aquatic organism (Fish, Sea horse etc) require water for reproduction as well as excretion purpose.

• Plants require water to produce carbohydrate rich food by the process of photosynthesis.

• Water helps to break ADP into ATP which is the unit of energy.

• Intake of water in body is necessary for elimination of  unwanted and harmful particles through urination  and perspiration.

• Human body contain upto 60% of water that functions as shock absorber in brain, spinal cord etc, flush out harmful minerals from body,form saliva.

• It maintain body temperature and thus also called as temperature buffer.