Question

Which phylum do the animal in the figure belong to

Answer 1

Answer:

P is the roundworms which belong to phylum Nematoda. It is a parasite and has a bilateral symmetry.

Q is the segmented worm which belongs to phylum Annelida. It is bilaterally symmetrical and triploblastic.

R belongs to phylum Coelenterata. It has medusa shape of the body.

S is a flatworm which belongs to phylum Platyhelminthes.

So, the correct answer is option C.