Home » The nitrogenous waste in cockroach is mainly excreted as Animal Kingdom MCQs The nitrogenous waste in cockroach is mainly excreted as January 3, 2022 10 Views Q. The nitrogenous waste in cockroach is mainly excreted as A. Urea B. Uric acid C. Ammonia D. Urea and uric acid Answer: Uric acid