Water - NCERT
Oceans : 97.3 Ice-caps : 02.0 Ground water : 0.68 Fresh water lakes : 0.009 Inland seas and salt lakes : 0.009 Atmosphere : 0.0019 Rivers : 0.0001 100.00 Saline Water Fresh W ater Salinity is the amount of salt in grams present in 1000 grams of …
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ntse exam notification - National Council Of …
ncert.nic.inExamination: The tentative pattern of written examination will be as follows: Stage-I & Il : examination at the State/UT level will comprise of three papers i.e.
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