Question

Which of the following living organism has malpighian tubules as excretory organs?

• A. Insects
• B. Frog
• C. Octopus
• D. Parrot

Answer 1

The correct option is A Insects

In arthropods animals like insects, excretion takes place through malpighian tubules. Frogs are amphibians which have well-developed kidneys.

Malpighian tubules are the excretory organs of insects. It opens at the junction of midgut and hindgut (ileum) in the cockroach. Malpighian tubules absorb excretory substances from haemolymph and fat bodies and pass into the proctodaeum. So, the correct answer is option A.