h2o - water quiz'15
Post on 24-Jan-2018
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H2OWater quiz
BASIC FACTS
How much part of the earth approximately is covered with water?
71%
Which day is celebrated as world water day?
22nd march
Percent of fresh water on the earth is about?
2.5%
Martin strel is known as?
Big river man
The study of the distribution of water is?
Hydrography
A human body contains water about?
60%
The study of the distribution and movement of groundwater?
Hydrogeology
Maximum density of water at?
4 degree Celsius
PH of pure water is?
7
Thank you
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