Question

The major excretory product of arthropoda is

• A. Ammonia
• B. Urea
• C. Uric acid
• D. Trimethylamine oxide

Answer 1

The correct option is C Uric acid

The major excretory product of arthropoda

is

C) Uric acid

Uric acid is the end product of purine

breakdown in most mammals, birds,

terrestrial reptiles and insects. It is

also the major from in which metabolic

nitrogen is excreted except in mammals.

Ammonia is the excretory product

of aquatic animals and requires a large

amount of water for excretion. While

terrestrial animal like birds,reptiles and

insects excrete uric acid to conserve water.