An animal with a backbone.
What is a Vertebrate?
The circulatory system in which the blood flows freely through the body cavity
What is open circulatory?
Coelenterata (Cnidarian)
What is sea anemones, jellyfish, coral, hydra?
A line passing through the centre of the body does not divide the organism into two equal halves
What is assymetry?
Sponges
What is Porifera?
The descendants of a common ancestor
What is Phylum?
The animals whose body develops from two embryonic layers
What is diploblastic?
Annelida
What is segmented worms, earthworms, leeches?
The type of body in which there is no body cavity
What is Acoelom?
Platyhelminthes
What is the flat worms?
Reptiles, Amphibians, and Fish all ___________.
A cold-blooded vertebrate that lives in water and has gills for breathing.
What is a fish?
A line passing through the centre of the body divides the organism into two identical halves, in any plane is called radial symmetry
What is Radial Symmetry
The biggest phylum and includes all of the higher order animals
What is the Chordata?