"Excretory function is the final function to digestion in animals. Animals accumulate ammonia, urea, uric acid, carbon dioxide, water etc., by metabolic activities. Mammals, terrestrial amphibians and marine fishes mainly excrete urea. Reptiles, birds, land snails and insects excrete nitrogenous wastes as uric acid in the form of pellet or paste with a minimum loss of water. Download the presentation excretory products and their elimination to study the subject in detail."

Ridhi Kumari

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