sea sponges are ________ feeders
Phylum cnidaria animals
jellies, coral, anemones
jellies, coral, anemones all have ___
tentacles around mouth with cnidocytes
describe layers of Phylum cnidaria
2 cell layers with mesoglea
sea sponges have no ___, ___, ___, ___
symmetry, tissues, nerves, or organs
Flat worms are in which phylum?
Round worms are in which phylum?
Which is the lowest level phylum that has a developed digestive tract?
What new development do Phylum Platyhelminthes have?
cephalization- head with some sense organs, 3 cell layers, body systems, bilateral symmetry
Phylum Mollusca includes
Bivalves, Gastropods (Univalves), Cephalopods
clams, oysters, mussels
All animals in Phylum Mollusca have ___, that produces ____
Which is the lowest level phylum that has segmentation?
Segmented worms belong to which phylum
Phylum Arthropoda all have
jointed legs, exoskeletons
shrimp, lobsters, spiders, insects, horseshoe crabs, barnacles, crabs
Which Phylum has to molt to grow?
Which is the lowest level phylum in which the anus develops 1st?
What does echinodermata mean
Phylum Echinodermata examples
sea stars, sea urchins
Echinodermata are _____ in regards to shape
pentamerous- symmetrical in 5 parts
All echinoderms use ____ for movement
Which phylum has tube feet?
Do echinoderms have endo or exoskeletons?
Characteristics of Phylum Chordata
endoskeleton, notocord, nerve cord, gill slits, post anal tail
Flat worms are part of the ____ phylum
Round worms are part of the _____ phylum
Does cephalization first develop in round worms or flat worms?
Do flat worms have a separate mouth and anus?
penguins caught pushing near mountains are always exiled cruelly
What are the phyla in order of increasing development?
Porifera, Cnidaria, Platyhelminthes, Nematoda, Mollusca, Annelida, Arthropoda, Echinodermata, Chordata
Barnacles belong to which phylum
Linnean classification system in order from largest to smallest
Kingdom, Phylum, Class, Order, Family, Genus, Species
simplest phylum to have body systems
simplest phylum with 3 cell layers
simplest phylum with bilateral symmetry
most developed phylum that still uses diffusion
_______ has mantle
_____ develops anus first