PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoAbout \(71\)% of earth’s surface is covered with water, then why do we face scarcity of water?
- of total water is found in seas and oceans, which is salty and not fit for human consumption.
- Only of fresh water is available and that too available in polar ice caps and glaciers.
- Out of of fresh water, only is available as surface water in lakes, rivers, and swamps.
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