Invertebrate Animal Review Quiz:
1. Which of these is the material in Scypha’s spicules?
Silicon Calcium carbonate Protein Aluminum
2. To which of these groups does Hydra belong?
Porifera Cnidaria Ctenophora Platyhelminthes
3. Which if these are stinging cells?
Cnidocytes Hypostomes Basal cells Hydrothecas
4. Which of these refer to the ‘weapon’ located within a stinging cell?
Cnidocyte Hypostome Nematocyst Coenosarc
5. Which of these refers to the axial core of a hydroid colony?
Perisarc Gonotheca Coenosarc Hydrotheca
6. Which of these refers to the outer integument of a hydroid?
7. Which of these refers to the protective covering that shields a withdrawn hydroid colony?
8. Coelenterates have two body forms. One is the polyp. Which of these is the other?
Coenosarc Hypostome Medusa Trilobite
9. To which phylum to the free-living planarians belong?
Cnidaria Ctenophora Annelida Platyhelminthes
10. Which of these represents the location of the genital pore of Clonorchis sinensis?
Anterior Posterior Lateral Medial
11. Which of these terms refers to the head region of a tapeworm?
Proglottid Scolex Neck Suckers
12. Which of these features distinguishes a male Ascarid worm from a female Ascarid worm?
The male has a wider abdomen. The male has a broader anterior end. The male lacks a genital pore. The male has a curved posterior end.
13. Which of these organisms is classified as a pseudocoelomate?
Hydra Planaria Nematode Sponge
14. Which of these has a mastax?
Hydra Planaria Rotifer Trichina
15. Where would you expect to find a Trichina worm larva?
The worm would be in muscle tissue. The worm would be in the intestinal tract. The worm would be in the stomach. The worm would be in the surface skin layers.
