The salt concentration (measured as salinity in parts per thousand), is _______ % in sea.
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Acids that contain Hydrogen and other non-metallic element(s), except Oxygen, are called
Venn diagram was invented by
Highest Civilian Honour received by Amitabh Bachchan is ___________.
Who was the host nation of 2015 Men's Rugby World Cup?
Who was the founder of Banaras Hindu University?
If 2x-2x=1 (x≠0), then the value of x3-1x3 is
Which of the following countries is not a member of The South Asian Association for Regional Cooperation (SAARC)?