Which waste product of a grasshopper may be retained and used in other metabolic activities?
A. Water.
B. Feces.
C. Uric acid.
D. Carbon dioxide.
E. Bile.
The four metabolic waste products are water, carbon dioxide, salts, and nitrogenous wastes. Water is necessary for many chemical reactions including hydrolysis but it is a waste product of dehydration synthesis occurring in the cells.