Answers

2016-02-19T11:42:03+05:30
Till now earth is the only planet to sustain life. This is made possible because of the atmosphere and oxygen present here, also the water is a important factor to help life prevail here.
2 3 2
2016-02-19T12:27:36+05:30
Earth is unique in the Solar System as being the only planet which is able to support life in all its forms: from basic living micro-organisms to highly sophisticated and intelligent human beings. some reasons are-
1)atmosphere
2)climate
3)water
4)light
5)at last, the sun
2 3 2