Answer the following questions
- Trace the pathway of water through a sponge
In and out - What type of body symmetry do sponges have?
- The cells that create water current or keep water moving in sponges are:
- What type of digestive tract to sponges have?
- What type of body symmetry is found in they hydra?
- Define a cnidocyte-
- What type of digestive tract is seen in the hydra?
- List the six characteristics found in all animals.
Sample Solution