Science: Sponges, Cnidarians, Worms
Ch. 1, science, 7th grade
Six kingdoms of organisms
archaebacteria eubacteria protists fungi plants animals
Characteristics shared by all animal
many-celled organisms that must obtain food by eating other organisms, most can move and reproduce sexually
What percentage of animals are invertebrates?
What are the characteristics of a sponge?
filters water, has collar cells, is a heterotroph
Where does a sponge get its food and water?
particles in the water
How does a cnidarian capture prey?
Budding is a form of:
How are coral reefs created?
from the skeletons of dead corals
What are the major kinds of worms?
flatworms, roundworms, segmented worms
segmented worm's circulatory system is:
cnidarian body plan: bowl shape=
cnidarian body plan: vase shape=
EXample of a medusa:
The body of _______ contains many pores.
The bodies of ________ are segmented