Hello, Hope this will help you in preparing for your Exams! If you have any doubts comment to us below And subscribe to our channel to get more videos! Timestamps: 0:00 - Intro 0:13 - Impounded Reservoirs 4:40 - Ground Water 8:52 - Aquifer 12:36 - Classification of Ground Water 13:32 - Springs 14:43 - Well 17:15 - Infiltration Gallery 18:56 - Infiltration Well 19:39 - Selection Of Water Sources