Question

Why is water essential for life?

• A. All cellular process need water as a medium
• B. Most of the substances are transported in our body in dissolved form
• C. Most of the living forms present on earth are aquatic
• D. Water is essential to maintain body temperature for terrestrial beings

Answer 1

Answer: (A), (B), (C), (D)

The correct options are
A All cellular process need water as a medium
B Most of the substances are transported in our body in dissolved form
C Most of the living forms present on earth are aquatic
D Water is essential to maintain body temperature for terrestrial beings

Human body constitutes 60%-70% of water. Everything in our body is transported from one part to the other in a dissolved form. Almost all the cellular processes take place in aqueous medium. In fact, all the reactions that take place within our body occur in the aqueous medium only. Hence, water is essential for life.