Question

Ureotelism is found in ______.

Options

• cartilagenous and bony fishess

• some insects and protozoa

• mammals and sharks

• reptiles and birds

Answer 1

Ureotelism is found in mammals and sharks.

Explanation:

Ureotelism is the process of excreting nitrogenous waste primarily in the form of urea, which is less toxic than ammonia and requires less water for elimination. This adaptation is found in terrestrial mammals, adult amphibians, and cartilaginous fishes like sharks.