8. CHARACTERISTICS OF
PORIFERS
Have pores
Have skeleton of silicon or
calcium containing spicules
Have body cavity
Have osculum, large opening
at the top of the sponge body
20. CHARACTERISTICS OF
ECHINODERMS
Have hard bodies covered
with spines
Have no head nor tails and
have no left nor right
Have mouth and anus at its
top and bottom ends
21. Star fish
Sea urchin
Sea Sea urchin
cucumber
PHYLUM
ECHINODERMATA
Sea star Sea urchin
22. CHARACTERISTICS OF
ARTHROPODS
Have jointed legs
Have exoskeleton
Have segmented bodies
with 2 or 3 regions
Most have antennae
23. PHYLUM ARTHROPODA
Millipede-
class Diplopoda Crabs-
Centipede-
class Chilopoda class Crustacea
Scorpion- grasshopper
class Arachnida
Class Insecta
Spider
24. CHARACTERISTICS OF
CHORDATES
Have a notochord at
certain stage of their life
cycle
Have gill slits and a tail
at a stage in their
development
25. PHYLUM CHORDATA
Class Agnatha Class Chondrichthyes
Lamprey sharks ray
Class Reptilia Class Osteichthyes
crocodile snakes Sea horse milkfish
26. PHYLUM CHORDATA
Class Amphibia Class Aves
Tomato frog toad parrot
Class Mammalia
Pregnant
dolphin lion woman kangaroo