Invertebrates Flashcards
What are some kinds of skeleton invertebrates have
Made of bone limestone glass or even water
The skeleton can be on the inside or outside
Invertebrates
No backbone
Phylum Porifera
Sponges
What kind of animals are sponges
Pore animals
Where do all sponges live
In water
What do the adult sponges do
Attach themselves to a surface
What do the embryos for the sponges do
Swim around briefly until they are adults
What do sponges have a skeleton of
Spongin
What is spongin
A protein like fiber
What are spicules
Little spikes made of calcium carbonate or silica
Sponges are filter feeders that do what
Filter the water around them for food
What do sponges bodies have
Pore , hallow central cavity , and collar cell
What is the collar cell
A line hollow cavity and have tiny flagellum that move water through the sponges body
What is phylum cnidaria
Jellyfish coral anemones and hydras
What do all Cnidaria have
Tentacles with stinging cells
