12 Questions |
By Colleennicole | Last updated: Apr 2, 2018
| Total Attempts: 2053
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.
Echinoderms are animals that belong to any member of the phylum Echinodermata. These animals are invertebrates having spiny skin which can easily be identified by their radial symmetry such as starfish, sea urchins, sand dollars,...
Questions: 15 | Attempts: 2225 | Last updated: Jun 25, 2021