A water vascular system is characteristically present in:
1. | Annelids | 2. | Porifers |
3. | Echinoderms | 4. | Cartilaginous fishes |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | They have bilateral symmetry as adults and radial symmetry as larvae. |
2. | They are triploblastic and coelomates. |
3. | They possess a well-developed excretory system. |
4. | They have an incomplete digestive system. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology