1.

Why is the atmosphere essential for life?Why is water essential for life?

Answer»

1.Theatmosphereisessential for lifebecause it maintains an appropriate climate for the sustenance oflifeby carrying out the following activities: (i)Atmospherekeeps the average temperature of the Earth fairly constant during day time. (ii) It prevents a sudden increase in temperature during day time.

2.In this regard,waterisessentialsimply because it's a liquid at Earth-like temperatures. Because it flows,waterprovides an efficient way to transfer substances from a cell to the cell's environment.



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