In this quiz about roundworms, learn all about these diverse animal phyla – known scientifically as the nematodes - which inhabit a broad range of environments and boast over 25,000 different species. What can you tell us so far?
Questions and Answers
All nematodes contain a(n) :
Incomplete digestive tract
One function of a cuticle is to maintain internal __________ pressure.
Another function of a cuticle is to provide ___________ _________.
And another function of the cuticle is to keep the host from________ the roundworm.
Nematodes move by _________, using a ___________ muscle. They flail.
A pseudocoelum is a fluid filled cavity containing ________ organs and forming a ________ skeleton.
Most nematodes are
Males are smaller than females and may have an accessory copulatory structure.
Fertilized eggs hatch into larvae, and then undergo __ molts to become an adult.
Ecolysis is how a nematode's ________ is shed.
The classes are based on the presence or absence of ___________.
Phasmids are _______ organs located near the anus that function in ________ reception.