How much of worlds surface is covered by water?

examrobotsa's picture
Q: (SSC/0)
How much of world’s surface is covered by water?

question_subject: 

Geography

question_exam: 

SSC

stats: 

0,6,3,3,6,0,0

keywords: 

{'surface': [1, 0, 0, 0], 'water': [65, 15, 80, 129], 'world': [24, 6, 12, 21]}