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NCERT Exemplar Solutions Class 7 Science Solutions for Transportation in Animals and Plants - Exercise in Chapter 11 - Transportation in Animals and Plants
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Aquatic animals like fish excrete their wastes in gaseous form as
Answer:
(c) Ammonia
Explanation:
Oxygen is expelled out by plants, Hydrogen is a cellular waste product, Nitrogen is excreted in the form of urea and the organisms which excrete urea is called as ureotelic organisms. Aquatic animals will excrete waste products in the form of ammonia gas which dissolves in water and these organisms are known as ammonotelic animals.
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