Question

Which is the principal nitrogenous waste in mammals ?

Answer 1

Heya !!

Here is your answer :-

The principal nitrogenous waste in mammals is known as urea.

Answer 2

The nitrogen compounds through which excess nitrogen is eliminated from organisms are called nitrogenous wastes.They are ammonia, urea, uric acid, and creatinine. All of these substances are produced from protein metabolism. In many animals, the urine is the main route of excretion for such wastes; in some, the faeces is.

Urea is the main nitrogenous waste of humans.
Mostly aquatic animals excrete ammonia terrestrial mammals excrete urea.

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