The body cells in cockroach discharge their nitrogenous waste in the haemolymph mainly in the form of :
The body cells in cockroach discharge their nitrogenous waste in the haemolymph mainly in the form of :
Potassium urate
Urea
Calcium carbonate
Ammonia
Solution
Malpighian tubules keep floating in haemolymph from where potassium waste diffuses into the tubule. Urate crystals are crystals of uric acid. Thus, cockroach is an uricotelic organism.