Question

Aquatic animals excrete waste as ________.
a. Ammonia

b. Urea

c. Uric acid

d. All the above​

Answer 1

Answer:

ammonia

While aquatic animals can easily excrete ammonia into their watery surroundings, terrestrial animals have evolved special mechanisms to eliminate the toxic ammonia from their systems. Urea is the major byproduct of ammonia metabolism in vertebrate animals.