Chemistry
Answer
Water is very precious for all living beings due to the following reasons:
- Water is the source of life. It is the most essential substance for the existence of life.
- It is required for everyday uses like drinking, cleaning, bathing, washing etc.
- It provides medium for all biochemical reactions inside our bodies to take place.
- It regulates our body temperature through sweating and evaporation.
Related Questions
Give reasons:
Water is used in room coolers and hot water bags.
What is the effect on boiling point of water when:
(a) pressure is increased?
(b) impurity is added?
How does anomalous expansion of water help the aquatic organisms in cold climates?
The gases dissolved in natural water are
- oxygen and carbon dioxide
- hydrogen and oxygen
- sulphur dioxide and hydrogen
- chlorine and ammonia