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GS Geography Physical Geography of World
Q.

Which of the following is called “Blue Planet”? 
Explanation:

ANS. (B) 
Earth is the Blue Planet because of the vast encompass of oceans on its surface. From space the oceans combined with the atmosphere makes the planet look blue. The abundance of water on Earth’s surface is a unique feature that distinguishes the “Blue Planet” from others in the Solar System.

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