Seas and oceans are full of water on earth. However, a very small percentage of water present on earth is available for us. This percentage is roughly
  1. 0.006%
  2. 0.06%
  3. 0.6%
  4. 6%

AcademicChemistryNCERTClass 7

Correct Answer: (c) 0.6% 

Explanation: About 97.4% of the total water on earth is in seas and oceans. About 2% of water is frozen in glaciers and in polar ice caps. Only 0.6% is available as freshwater in the liquid form. (0.59% is present as groundwater and only 0.01% is available as fresh water on the surface of the earth).

Updated on 10-Oct-2022 13:21:55