Zoology Phyla Quiz

2. animals in the phylum cnidaria have this type of body symmetry
5. this phylum consists of worms with no cephalization and most are parasitic
6. this class consists of reptiles that evolved feathers and became endothermic (warm-blooded)
9. the phylum with the most amount of species (over 1,000,000) which have segmented bodies with exoskeletons
12. this phylum's name comes from the Greek word "cnidos" which means stinging nettle.
13. a multicellular organism that can eat, move, breathe oxygen, and reproduce
15. this class of chordata contains animals that live exclusively in water and which may have no skeleton, a skeleton made of cartilage, or a skeleton made of bones
16. this phylum's name comes from the Latin word "mollis" which means "soft-bodied"
18. this class consists of ectothermic (cold-blooded) vertebrates with dry, scaly skin, have lungs, and lay eggs
19. all animals in this phylum have a spinal cord at some point in their lifetime
20. the name of this class means "double life" because most species live part of their life in the water as larvae (young) and part of their life on land as adults

1. animals in the phylum chordata have this type of body symmetry
3. animals in the phylum porifera have this type of body symmetry
4. the name of this phylum means "flat-worm" in Greek
7. the simplest phylum of animals, consists of animals with "pores"
8. this phylum contains marine animals with a water pumping circulatory system, tube feet, and "spiny skin"
10. the main species of the nonvertebrate chordata phylum
11. this class contains animals in 3 groups: monotrememata, marsupialia, and placentalia
13. this phylum contains segmented worms with organ systems, including Earthworms and Feather-Duster worms
14. the concentration of sense organs, nervous control, etc., at the anterior end of the body, forming a head and brain
17. the scientific study of the behavior, structure, physiology, classification, and distribution of animals