Question

4. Where is champaran district situated?
0 In the south west of orissa
(ii) In the Foothills of the Himalayas in Bihar
(iii) In the North East of Orissa
(iv) in the South of Bihar​

Answer 1

Answer:

The species of the sponges are present in this Phylum Porifera. There are two stages of the life cycle of the sponges-polyp and medusa. The mature jellyfish has tentacles like structure in the body which is called medusa stage.