A.Hydra
B.Earthworm
C.Pila
D.None of these
Related Mcqs:
- An association mutually beneficial to both partners is represented by:
- Cuticle is found in the body wall of:
- Haemoglobin is dissolved in the blood of:
- Circular muscles are found in the body wall of:
- Muscular foot is found in:
- Ventral nerve cord is absent in which of these:
- Which of these animals lacks a ventral nerve cord:
- Planktonic development occurs in:
- Arthrodial membranes are found in:
- Which of these has fixed number of body segments and legs:
