A. Nematods
B. Annelids
C. Arthropods
D. Molluscs
Related Mcqs:
- Peripatus is a connecting link between:
- Archaeocytes and interstitial cells are found respectively in:
- Which of these do not have a ventral nerve cord:
- Which of the following group is not bilaterally symmetrical group of animals:
- Open circulatory system is present in:
- Flame cells are characteristic of:
- Excretory organs are totally absent in:
- Water vascular system is present in:
- A cavity outside body called mantle cavity is found in:
- Compound eyes are present in: