GK
SOLAR SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Water
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Elliptical Orbit
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High gravity
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Hydrogen
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Detailed explanation-1: -The availability of liquid water is the most important factor that makes a planet habitable, because water is a very effective polar molecule and hence an excellent solvent and facilitator for the complex chemistry of life.
Detailed explanation-2: -Life is possible on Earth because the planet has water on its surface and oxygen gas in its air. Earth also has the perfect range of temperatures for life. It is not too hot, like Venus, and not too cold, like Neptune.
Detailed explanation-3: -Distance of the Earth from the Sun. Importance of light on the Earth. Importance of Earth’s Atmosphere. Importance of Ozone Layer. Favourable Climatic Condition. Water. Force of attraction (Earth’s gravitational pull) 08-Feb-2018