Question

distinguish between nematoda and platimentis​

Answer 1

Answer:

Nematoda:*They are pseudocoelomates.

*They have organ system level of oragnization

Platyhelminthes:*They are acoelomates.

*They have organ level of organization

Answer 2

Answer:

*Platyhelminthes:

#They are mostly parasitic (e.g. tapeworm, liver flukes).

#However, some may be free living (e.g. Planaria).

#True body cavity is absent.

#They show bilateral symmetry.

#They show an organ level of organization.

#In addition to ectoderm and endoderm, a layer of cells called mesoderm is found between these two layers. Therefore, these are triploblastic animals.

#Examples- Planareia, Liverfluke, Tape worm.

*Nematoda:

#They are bilaterally symmetrical and triploblastic.

#They have a cylindrical body with tapering ends.

#They have an organs system level of organization.

#They are parasitic animals.

#False body cavity or pseudocoelom is present.

#Examples are Ascaris, Wuchereria.