1. Pick the most suitable terminology to designate life cycle of Obelia

2. This group is commonly known as ‘sea stick’

3. This does not belong to Phylum Coelenterata

4. A coelenterate that is commonly referred to as ‘fresh water polyp’ is

5. This is a special character of coelenterata occurring only in them

6. The characteristic larva in coelenterates is

7. Oxygen in coelenterates is supplied to different tissues by

8. The class of coelenterata in which the medusa and polyp both are found in one animal is

9. This phylum shows the presence of nerve cells and absence of nerves

10. This is a characteristic feature of coelenterata