Question

Urea, ammonia and uric acid are types of what waste, excreted in different forms by different species?

Answer 1

nitrogenous waste

Figure 41.13 Nitrogenous waste is excreted in different forms by different species. These include  a  ammonia,  b  urea, and  c  uric acid.  credit a: modification of work by Eric Engbretson, USFWS; credit b: modification of work by B. "Moose" Peterson, USFWS; credit c: modification of work by Dave Menke, USFWS .