Question

There is no life on moon due to the absence of -

• A. $O_2$
• B. Water
• C. Light
• D. Temperature

Answer 1

Answer: (B)

Water

Answer 2

Water is the most essential material to survive. One can thrive without O, (anaerobic bacteria) and light and in a wide range of temperature but one cannot live without water which is the most important component of the body (about 90% of plasma consists of water) and life was originated from abiogenetic materials in water.