Which one of the following statements is incorrect?
(a) Birds and land snails are uricotelic animals.
(b) Mammals and frogs are ureotelic animals.
(c) Aquatic amphibians and aquatic insects are ammonotelic animals.
(d) Birds and reptiles are ureotelic.
The answer is the option (d) Birds and reptiles are ureotelic
Explanation: Birds and reptiles are uricotelic, i.e. they excrete the nitrogenous waste as uric acid.