FSc Biology Book2, CH 26, LEC 2: Fresh Water lakes and Intervention of man in Aquatic Envrionment

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This video lecture from Some Major Ecosystems (F.Sc. second year Biology) covers information about freshwater lake ecosystem including different life zones and details about intervention of man in aquatic ecosystem. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.