42. NCERT Exemplar XIX

The snow covering the mountains melts down into snowmelts down into waterfreezes into water during summer and flows down in the form of streams and riversseas and oceanslakes and ponds. The seawatergroundwaterrainwater also joins these short-distance running rivers and lakeslong-distance running ponds and streamslong-distance running rivers and streams, and finally enter the lakes and pondsseas and oceansstreams and rivers. Some water enters into the ground and becomes rainwaterseawatergroundwater. It is then used for domestic, irrigation and industrial useresearch purposesdomestic use only.